80717043900 has 36 divisors (see below), whose sum is σ = 233541314552. Its totient is φ = 21524544960.

The previous prime is 80717043871. The next prime is 80717043931. The reversal of 80717043900 is 934071708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134528107 + ... + 134528706.

Almost surely, 2^80717043900 is an apocalyptic number.

It is an amenable number.

80717043900 is an abundant number, since it is smaller than the sum of its proper divisors (152824270652).

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

80717043900 is a wasteful number, since it uses less digits than its factorization.

80717043900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269056830 (or 269056823 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The spelling of 80717043900 in words is "eighty billion, seven hundred seventeen million, forty-three thousand, nine hundred".