511050556056 has 16 divisors (see below), whose sum is σ = 1277626390200. Its totient is φ = 170350185344.

The previous prime is 511050556019. The next prime is 511050556057. The reversal of 511050556056 is 650655050115.

It is a super-2 number, since 2×511050556056² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511050556057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10646886561 + ... + 10646886608.

Almost surely, 2^511050556056 is an apocalyptic number.

It is an amenable number.

511050556056 is an abundant number, since it is smaller than the sum of its proper divisors (766575834144).

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

511050556056 is a wasteful number, since it uses less digits than its factorization.

511050556056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21293773178 (or 21293773174 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 511050556056 in words is "five hundred eleven billion, fifty million, five hundred fifty-six thousand, fifty-six".