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78467807230076 = 2211231012293352387
BaseRepresentation
bin10001110101110110110101…
…110001101011100001111100
3101021211110010101211201200102
4101311312311301223201330
540241104032122330301
6434515340224020232
722346053261345565
oct2165666561534174
9337743111751612
1078467807230076
1123003012591280
128973705a61678
1334a2636cb4034
141553c0d9a516c
159111db1c5b6b
hex475db5c6b87c

78467807230076 has 96 divisors (see below), whose sum is σ = 158552397319680. Its totient is φ = 33631136352000.

The previous prime is 78467807230049. The next prime is 78467807230091. The reversal of 78467807230076 is 67003270876487.

It is a junction number, because it is equal to n+sod(n) for n = 78467807229994 and 78467807230021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21730355 + ... + 25082741.

It is an arithmetic number, because the mean of its divisors is an integer number (1651587472080).

Almost surely, 278467807230076 is an apocalyptic number.

It is an amenable number.

78467807230076 is an abundant number, since it is smaller than the sum of its proper divisors (80084590089604).

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

78467807230076 is a wasteful number, since it uses less digits than its factorization.

78467807230076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352755 (or 3352753 counting only the distinct ones).

The product of its (nonzero) digits is 132765696, while the sum is 65.

The spelling of 78467807230076 in words is "seventy-eight trillion, four hundred sixty-seven billion, eight hundred seven million, two hundred thirty thousand, seventy-six".

Divisors: 1 2 4 11 22 23 44 46 92 101 202 229 253 404 458 506 916 1012 1111 2222 2323 2519 4444 4646 5038 5267 9292 10076 10534 21068 23129 25553 46258 51106 57937 92516 102212 115874 231748 254419 508838 531967 1017676 1063934 2127868 3352387 5851637 6704774 11703274 13409548 23406548 36876257 73752514 77104901 147505028 154209802 308419604 338591087 677182174 767696623 848153911 1354364348 1535393246 1696307822 3070786492 3392615644 3724501957 7449003914 7787595001 8444662853 14898007828 15575190002 16889325706 17657022329 31150380004 33778651412 35314044658 70628089316 77537358923 85663545011 155074717846 171327090022 194227245619 310149435692 342654180044 388454491238 776908982476 852910948153 1705821896306 1783359255229 3411643792612 3566718510458 7133437020916 19616951807519 39233903615038 78467807230076