72754641732 has 12 divisors (see below), whose sum is σ = 169760830736. Its totient is φ = 24251547240.

The previous prime is 72754641667. The next prime is 72754641763. The reversal of 72754641732 is 23714645727.

It is a tau number, because it is divible by the number of its divisors (12).

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, 3031443394 + ... + 3031443417.

Almost surely, 2^72754641732 is an apocalyptic number.

It is an amenable number.

72754641732 is an abundant number, since it is smaller than the sum of its proper divisors (97006189004).

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

72754641732 is a wasteful number, since it uses less digits than its factorization.

72754641732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6062886818 (or 6062886816 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 48.

The spelling of 72754641732 in words is "seventy-two billion, seven hundred fifty-four million, six hundred forty-one thousand, seven hundred thirty-two".