12932156120 has 32 divisors (see below), whose sum is σ = 31335610320. Its totient is φ = 4774949760.

The previous prime is 12932156113. The next prime is 12932156123. The reversal of 12932156120 is 2165123921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12932156123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12434246 + ... + 12435285.

Almost surely, 2^12932156120 is an apocalyptic number.

12932156120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12932156120 is an abundant number, since it is smaller than the sum of its proper divisors (18403454200).

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

12932156120 is a wasteful number, since it uses less digits than its factorization.

12932156120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24869555 (or 24869551 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 12932156120 in words is "twelve billion, nine hundred thirty-two million, one hundred fifty-six thousand, one hundred twenty".