80567293899 has 4 divisors (see below), whose sum is σ = 107423058536. Its totient is φ = 53711529264.

The previous prime is 80567293867. The next prime is 80567293903. The reversal of 80567293899 is 99839276508.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 80567293899 - 2⁵ = 80567293867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80567293099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13427882314 + ... + 13427882319.

It is an arithmetic number, because the mean of its divisors is an integer number (26855764634).

Almost surely, 2^80567293899 is an apocalyptic number.

80567293899 is a deficient number, since it is larger than the sum of its proper divisors (26855764637).

80567293899 is a wasteful number, since it uses less digits than its factorization.

80567293899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26855764636.

The product of its (nonzero) digits is 58786560, while the sum is 66.

The spelling of 80567293899 in words is "eighty billion, five hundred sixty-seven million, two hundred ninety-three thousand, eight hundred ninety-nine".