12456233965 has 64 divisors (see below), whose sum is σ = 18554158080. Its totient is φ = 7834337280.

The previous prime is 12456233957. The next prime is 12456233971. The reversal of 12456233965 is 56933265421.

It is not a de Polignac number, because 12456233965 - 2³ = 12456233957 is a prime.

It is a congruent number.

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, 3758149 + ... + 3761461.

It is an arithmetic number, because the mean of its divisors is an integer number (289908720).

Almost surely, 2^12456233965 is an apocalyptic number.

It is an amenable number.

12456233965 is a deficient number, since it is larger than the sum of its proper divisors (6097924115).

12456233965 is a wasteful number, since it uses less digits than its factorization.

12456233965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3502.

The product of its digits is 1166400, while the sum is 46.

The spelling of 12456233965 in words is "twelve billion, four hundred fifty-six million, two hundred thirty-three thousand, nine hundred sixty-five".