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80553798898176 = 2931271953121143
BaseRepresentation
bin10010010100001101100100…
…100100011001001000000000
3101120012212102202011221002210
4102110031210210121020000
541024243140004220201
6443153523200542120
722652551142102442
oct2224154444311000
9346185382157083
1080553798898176
112373774649905a
12904ba48321940
1335c4262abc746
1415c6b78c70492
1594a5c86b11d6
hex494364919200

80553798898176 has 160 divisors (see below), whose sum is σ = 216311426039808. Its totient is φ = 26637215109120.

The previous prime is 80553798898169. The next prime is 80553798898211. The reversal of 80553798898176 is 67189889735508.

It is a super-2 number, since 2×805537988981762 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3809940661 + ... + 3809961803.

Almost surely, 280553798898176 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80553798898176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108155713019904).

80553798898176 is an abundant number, since it is smaller than the sum of its proper divisors (135757627141632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80553798898176 is a wasteful number, since it uses less digits than its factorization.

80553798898176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40822 (or 40806 counting only the distinct ones).

The product of its (nonzero) digits is 7315660800, while the sum is 84.

The spelling of 80553798898176 in words is "eighty trillion, five hundred fifty-three billion, seven hundred ninety-eight million, eight hundred ninety-eight thousand, one hundred seventy-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 127 128 192 254 256 381 384 508 512 762 768 1016 1524 1536 2032 3048 4064 6096 8128 12192 16256 19531 21143 24384 32512 39062 42286 48768 58593 63429 65024 78124 84572 97536 117186 126858 156248 169144 195072 234372 253716 312496 338288 468744 507432 624992 676576 937488 1014864 1249984 1353152 1874976 2029728 2480437 2499968 2685161 2706304 3749952 4059456 4960874 4999936 5370322 5412608 7441311 7499904 8055483 8118912 9921748 9999872 10740644 10825216 14882622 14999808 16110966 16237824 19843496 21481288 29765244 29999616 32221932 32475648 39686992 42962576 59530488 64443864 79373984 85925152 119060976 128887728 158747968 171850304 238121952 257775456 317495936 343700608 412943933 476243904 515550912 634991872 687401216 825887866 952487808 1031101824 1238831799 1269983744 1374802432 1651775732 1904975616 2062203648 2477663598 3303551464 3809951232 4124407296 4955327196 6607102928 9910654392 13214205856 19821308784 26428411712 39642617568 52443879491 52856823424 79285235136 104887758982 105713646848 157331638473 158570470272 209775517964 211427293696 314663276946 317140940544 419551035928 629326553892 634281881088 839102071856 1258653107784 1678204143712 2517306215568 3356408287424 5034612431136 6712816574848 10069224862272 13425633149696 20138449724544 26851266299392 40276899449088 80553798898176