80161862048 has 12 divisors (see below), whose sum is σ = 157818665970. Its totient is φ = 40080931008.

The previous prime is 80161862009. The next prime is 80161862063. The reversal of 80161862048 is 84026816108.

It can be written as a sum of positive squares in only one way, i.e., 64623740944 + 15538121104 = 254212^2 + 124652^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252529063 + ... + 1252529126.

Almost surely, 2^80161862048 is an apocalyptic number.

It is an amenable number.

80161862048 is a deficient number, since it is larger than the sum of its proper divisors (77656803922).

80161862048 is a wasteful number, since it uses less digits than its factorization.

80161862048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505058199 (or 2505058191 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 44.

The spelling of 80161862048 in words is "eighty billion, one hundred sixty-one million, eight hundred sixty-two thousand, forty-eight".