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12652068108 = 2231054339009
BaseRepresentation
bin10111100100001111…
…10011110100001100
31012122202002122122010
423302013303310030
5201402412134413
65451241421220
7625346542641
oct136207636414
935582078563
1012652068108
115402843039
12255119a810
131268290c44
14880479dc8
154e0b25dc3
hex2f21f3d0c

12652068108 has 12 divisors (see below), whose sum is σ = 29521492280. Its totient is φ = 4217356032.

The previous prime is 12652068017. The next prime is 12652068127. The reversal of 12652068108 is 80186025621.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527169493 + ... + 527169516.

Almost surely, 212652068108 is an apocalyptic number.

It is an amenable number.

12652068108 is an abundant number, since it is smaller than the sum of its proper divisors (16869424172).

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

12652068108 is a wasteful number, since it uses less digits than its factorization.

12652068108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054339016 (or 1054339014 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 12652068108 in words is "twelve billion, six hundred fifty-two million, sixty-eight thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 1054339009 2108678018 3163017027 4217356036 6326034054 12652068108