73577231908 has 12 divisors (see below), whose sum is σ = 130087580812. Its totient is φ = 36409351680.

The previous prime is 73577231899. The next prime is 73577231921. The reversal of 73577231908 is 80913277537.

It can be written as a sum of positive squares in 2 ways, for example, as 59830138404 + 13747093504 = 244602^2 + 117248^2 .

It is a super-2 number, since 2×73577231908² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

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, 94815633 + ... + 94816408.

Almost surely, 2^73577231908 is an apocalyptic number.

It is an amenable number.

73577231908 is a deficient number, since it is larger than the sum of its proper divisors (56510348904).

73577231908 is a wasteful number, since it uses less digits than its factorization.

73577231908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189632142 (or 189632140 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 52.

The spelling of 73577231908 in words is "seventy-three billion, five hundred seventy-seven million, two hundred thirty-one thousand, nine hundred eight".