75113732730 has 32 divisors (see below), whose sum is σ = 180308073600. Its totient is φ = 20026427072.

The previous prime is 75113732713. The next prime is 75113732761. The reversal of 75113732730 is 3723731157.

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, 85590 + ... + 396929.

It is an arithmetic number, because the mean of its divisors is an integer number (5634627300).

Almost surely, 2^75113732730 is an apocalyptic number.

75113732730 is an abundant number, since it is smaller than the sum of its proper divisors (105194340870).

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

75113732730 is a wasteful number, since it uses less digits than its factorization.

75113732730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487718.

The product of its (nonzero) digits is 92610, while the sum is 39.

The spelling of 75113732730 in words is "seventy-five billion, one hundred thirteen million, seven hundred thirty-two thousand, seven hundred thirty".