80575528708 has 6 divisors (see below), whose sum is σ = 141007175246. Its totient is φ = 40287764352.

The previous prime is 80575528661. The next prime is 80575528721. The reversal of 80575528708 is 80782557508.

It can be written as a sum of positive squares in only one way, i.e., 57102837444 + 23472691264 = 238962^2 + 153208^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10071941085 + ... + 10071941092.

Almost surely, 2^80575528708 is an apocalyptic number.

It is an amenable number.

80575528708 is a deficient number, since it is larger than the sum of its proper divisors (60431646538).

80575528708 is a wasteful number, since it uses less digits than its factorization.

80575528708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20143882181 (or 20143882179 counting only the distinct ones).

The product of its (nonzero) digits is 6272000, while the sum is 55.

The spelling of 80575528708 in words is "eighty billion, five hundred seventy-five million, five hundred twenty-eight thousand, seven hundred eight".