75631432016 has 40 divisors (see below), whose sum is σ = 171364252224. Its totient is φ = 31659667200.

The previous prime is 75631432007. The next prime is 75631432033. The reversal of 75631432016 is 61023413657.

It is a super-2 number, since 2×75631432016² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7847285 + ... + 7856916.

Almost surely, 2^75631432016 is an apocalyptic number.

It is an amenable number.

75631432016 is an abundant number, since it is smaller than the sum of its proper divisors (95732820208).

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

75631432016 is a wasteful number, since it uses less digits than its factorization.

75631432016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15704259 (or 15704253 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 75631432016 in words is "seventy-five billion, six hundred thirty-one million, four hundred thirty-two thousand, sixteen".