516464064612 has 36 divisors (see below), whose sum is σ = 1306086557776. Its totient is φ = 172078182000.

The previous prime is 516464064601. The next prime is 516464064637. The reversal of 516464064612 is 216460464615.

516464064612 is a `hidden beast` number, since 516 + 4 + 64 + 0 + 64 + 6 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×516464064612² (a number of 24 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 3105598 + ... + 3267669.

Almost surely, 2^516464064612 is an apocalyptic number.

It is an amenable number.

516464064612 is an abundant number, since it is smaller than the sum of its proper divisors (789622493164).

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

516464064612 is a wasteful number, since it uses less digits than its factorization.

516464064612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6375528 (or 6375523 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 516464064612 in words is "five hundred sixteen billion, four hundred sixty-four million, sixty-four thousand, six hundred twelve".