13929394564680 has 256 divisors, whose sum is σ = 50274904780800. Its totient is φ = 3016085621760.

The previous prime is 13929394564667. The next prime is 13929394564751. The reversal of 13929394564680 is 8646549392931.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 454732965 + ... + 454763595.

It is an arithmetic number, because the mean of its divisors is an integer number (196386346800).

Almost surely, 2^{13929394564680} is an apocalyptic number.

13929394564680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13929394564680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25137452390400).

13929394564680 is an abundant number, since it is smaller than the sum of its proper divisors (36345510216120).

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

13929394564680 is a wasteful number, since it uses less digits than its factorization.

13929394564680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59164 (or 59160 counting only the distinct ones).

The product of its (nonzero) digits is 302330880, while the sum is 69.

The spelling of 13929394564680 in words is "thirteen trillion, nine hundred twenty-nine billion, three hundred ninety-four million, five hundred sixty-four thousand, six hundred eighty".