12356252232 has 32 divisors (see below), whose sum is σ = 31397038080. Its totient is φ = 4051229760.

The previous prime is 12356252219. The next prime is 12356252243. The reversal of 12356252232 is 23225265321.

It is a junction number, because it is equal to n+sod(n) for n = 12356252193 and 12356252202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4218568 + ... + 4221495.

It is an arithmetic number, because the mean of its divisors is an integer number (981157440).

Almost surely, 2^12356252232 is an apocalyptic number.

12356252232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12356252232 is an abundant number, since it is smaller than the sum of its proper divisors (19040785848).

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

12356252232 is a wasteful number, since it uses less digits than its factorization.

12356252232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8440133 (or 8440129 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The spelling of 12356252232 in words is "twelve billion, three hundred fifty-six million, two hundred fifty-two thousand, two hundred thirty-two".