80120576404 has 18 divisors (see below), whose sum is σ = 154116233642. Its totient is φ = 36418443600.

The previous prime is 80120576353. The next prime is 80120576423. The reversal of 80120576404 is 40467502108.

It can be written as a sum of positive squares in only one way, i.e., 57937452804 + 22183123600 = 240702^2 + 148940^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82768707 + ... + 82769674.

Almost surely, 2^80120576404 is an apocalyptic number.

It is an amenable number.

80120576404 is a deficient number, since it is larger than the sum of its proper divisors (73995657238).

80120576404 is a wasteful number, since it uses less digits than its factorization.

80120576404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165538407 (or 165538394 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 80120576404 in words is "eighty billion, one hundred twenty million, five hundred seventy-six thousand, four hundred four".