13157320683 has 32 divisors (see below), whose sum is σ = 19729221120. Its totient is φ = 7738790400.

The previous prime is 13157320681. The next prime is 13157320703. The reversal of 13157320683 is 38602375131.

It is not a de Polignac number, because 13157320683 - 2¹ = 13157320681 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (13157320681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1330708 + ... + 1340558.

It is an arithmetic number, because the mean of its divisors is an integer number (616538160).

Almost surely, 2^13157320683 is an apocalyptic number.

13157320683 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13157320683 is a deficient number, since it is larger than the sum of its proper divisors (6571900437).

13157320683 is a wasteful number, since it uses less digits than its factorization.

13157320683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11379.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 13157320683 in words is "thirteen billion, one hundred fifty-seven million, three hundred twenty thousand, six hundred eighty-three".