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1010105501664 = 25371979112273
BaseRepresentation
bin11101011001011101111…
…10101100011111100000
310120120020222201002200110
432230232332230133200
5113022144002023124
62052011442251320
7132656233046010
oct16545676543740
93516228632613
101010105501664
1135a424249966
12143922356b40
1374338aa4a1c
1436c645cdc40
151b41da14029
hexeb2efac7e0

1010105501664 has 96 divisors (see below), whose sum is σ = 3189806887680. Its totient is φ = 273412012032.

The previous prime is 1010105501651. The next prime is 1010105501701. The reversal of 1010105501664 is 4661055010101.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×10101055016642 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 39543369 + ... + 39568904.

It is an arithmetic number, because the mean of its divisors is an integer number (33227155080).

Almost surely, 21010105501664 is an apocalyptic number.

1010105501664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1010105501664 is an abundant number, since it is smaller than the sum of its proper divisors (2179701386016).

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

1010105501664 is a wasteful number, since it uses less digits than its factorization.

1010105501664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79112312 (or 79112304 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 1010105501664 in words is "one trillion, ten billion, one hundred five million, five hundred one thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 56 57 76 84 96 112 114 133 152 168 224 228 266 304 336 399 456 532 608 672 798 912 1064 1596 1824 2128 3192 4256 6384 12768 79112273 158224546 237336819 316449092 474673638 553785911 632898184 949347276 1107571822 1265796368 1503133187 1661357733 1898694552 2215143644 2531592736 3006266374 3322715466 3797389104 4430287288 4509399561 6012532748 6645430932 7594778208 8860574576 9018799122 10521932309 12025065496 13290861864 17721149152 18037598244 21043864618 24050130992 26581723728 31565796927 36075196488 42087729236 48100261984 53163447456 63131593854 72150392976 84175458472 126263187708 144300785952 168350916944 252526375416 336701833888 505052750832 1010105501664