511160166432 has 96 divisors (see below), whose sum is σ = 1494602746560. Its totient is φ = 169961702400.

The previous prime is 511160166427. The next prime is 511160166457. The reversal of 511160166432 is 234661061115.

511160166432 is a `hidden beast` number, since 5 + 1 + 1 + 1 + 6 + 0 + 1 + 6 + 643 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×511160166432² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391218 + ... + 1084145.

It is an arithmetic number, because the mean of its divisors is an integer number (15568778610).

Almost surely, 2^511160166432 is an apocalyptic number.

It is an amenable number.

511160166432 is an abundant number, since it is smaller than the sum of its proper divisors (983442580128).

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

511160166432 is a wasteful number, since it uses less digits than its factorization.

511160166432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475783 (or 1475769 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 511160166432 in words is "five hundred eleven billion, one hundred sixty million, one hundred sixty-six thousand, four hundred thirty-two".