512856113604 has 12 divisors (see below), whose sum is σ = 1196664265104. Its totient is φ = 170952037864.

The previous prime is 512856113599. The next prime is 512856113641. The reversal of 512856113604 is 406311658215.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 21369004722 + ... + 21369004745.

It is an arithmetic number, because the mean of its divisors is an integer number (99722022092).

Almost surely, 2^512856113604 is an apocalyptic number.

It is an amenable number.

512856113604 is an abundant number, since it is smaller than the sum of its proper divisors (683808151500).

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

512856113604 is a wasteful number, since it uses less digits than its factorization.

512856113604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42738009474 (or 42738009472 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 512856113604 in words is "five hundred twelve billion, eight hundred fifty-six million, one hundred thirteen thousand, six hundred four".