12616393344 has 32 divisors (see below), whose sum is σ = 33512295840. Its totient is φ = 4205464320.

The previous prime is 12616393327. The next prime is 12616393399. The reversal of 12616393344 is 44339361621.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 12616393296 and 12616393305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16427212 + ... + 16427979.

It is an arithmetic number, because the mean of its divisors is an integer number (1047259245).

Almost surely, 2^12616393344 is an apocalyptic number.

It is an amenable number.

12616393344 is an abundant number, since it is smaller than the sum of its proper divisors (20895902496).

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

12616393344 is an equidigital number, since it uses as much as digits as its factorization.

12616393344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32855208 (or 32855196 counting only the distinct ones).

The product of its digits is 279936, while the sum is 42.

The spelling of 12616393344 in words is "twelve billion, six hundred sixteen million, three hundred ninety-three thousand, three hundred forty-four".