512455553404 has 24 divisors (see below), whose sum is σ = 969510511760. Its totient is φ = 236181505536.

The previous prime is 512455553399. The next prime is 512455553413. The reversal of 512455553404 is 404355554215.

It is a super-2 number, since 2×512455553404² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91116597 + ... + 91122220.

Almost surely, 2^512455553404 is an apocalyptic number.

It is an amenable number.

512455553404 is a deficient number, since it is larger than the sum of its proper divisors (457054958356).

512455553404 is a wasteful number, since it uses less digits than its factorization.

512455553404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182238877 (or 182238875 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 512455553404 in words is "five hundred twelve billion, four hundred fifty-five million, five hundred fifty-three thousand, four hundred four".