516512146404 has 12 divisors (see below), whose sum is σ = 1205195008304. Its totient is φ = 172170715464.

The previous prime is 516512146387. The next prime is 516512146421. The reversal of 516512146404 is 404641215615.

It is an interprime number because it is at equal distance from previous prime (516512146387) and next prime (516512146421).

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

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, 21521339422 + ... + 21521339445.

Almost surely, 2^516512146404 is an apocalyptic number.

It is an amenable number.

516512146404 is an abundant number, since it is smaller than the sum of its proper divisors (688682861900).

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

516512146404 is a wasteful number, since it uses less digits than its factorization.

516512146404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43042678874 (or 43042678872 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 516512146404 in words is "five hundred sixteen billion, five hundred twelve million, one hundred forty-six thousand, four hundred four".