75531113384 has 16 divisors (see below), whose sum is σ = 143080847700. Its totient is φ = 37376220672.

The previous prime is 75531113377. The next prime is 75531113393. The reversal of 75531113384 is 48331113557.

It can be written as a sum of positive squares in 2 ways, for example, as 74917164100 + 613949284 = 273710^2 + 24778^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48666179 + ... + 48667730.

Almost surely, 2^75531113384 is an apocalyptic number.

It is an amenable number.

75531113384 is a deficient number, since it is larger than the sum of its proper divisors (67549734316).

75531113384 is a wasteful number, since it uses less digits than its factorization.

75531113384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97334012 (or 97334008 counting only the distinct ones).

The product of its digits is 151200, while the sum is 41.

The spelling of 75531113384 in words is "seventy-five billion, five hundred thirty-one million, one hundred thirteen thousand, three hundred eighty-four".