12947025624 has 64 divisors (see below), whose sum is σ = 35165944800. Its totient is φ = 3948435456.

The previous prime is 12947025601. The next prime is 12947025643. The reversal of 12947025624 is 42652074921.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148359 + ... + 218870.

Almost surely, 2^12947025624 is an apocalyptic number.

It is an amenable number.

12947025624 is an abundant number, since it is smaller than the sum of its proper divisors (22218919176).

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

12947025624 is a wasteful number, since it uses less digits than its factorization.

12947025624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367364 (or 367360 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 12947025624 in words is "twelve billion, nine hundred forty-seven million, twenty-five thousand, six hundred twenty-four".