13123327392 has 108 divisors (see below), whose sum is σ = 43412482386. Its totient is φ = 3749518080.

The previous prime is 13123327381. The next prime is 13123327411. The reversal of 13123327392 is 29372332131.

13123327392 is a `hidden beast` number, since 1 + 31 + 233 + 2 + 7 + 392 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11942992656 + 1180334736 = 109284^2 + 34356^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 450859 + ... + 479082.

Almost surely, 2^13123327392 is an apocalyptic number.

13123327392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13123327392 is an abundant number, since it is smaller than the sum of its proper divisors (30289154994).

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

13123327392 is a wasteful number, since it uses less digits than its factorization.

13123327392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929971 (or 929953 counting only the distinct ones).

The product of its digits is 40824, while the sum is 36.

The spelling of 13123327392 in words is "thirteen billion, one hundred twenty-three million, three hundred twenty-seven thousand, three hundred ninety-two".