872647746278 has 16 divisors (see below), whose sum is σ = 1631964616704. Its totient is φ = 339992628360.

The previous prime is 872647746263. The next prime is 872647746283.

872647746278 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2833271750 + ... + 2833272057.

It is an arithmetic number, because the mean of its divisors is an integer number (101997788544).

Almost surely, 2^872647746278 is an apocalyptic number.

872647746278 is a deficient number, since it is larger than the sum of its proper divisors (759316870426).

872647746278 is a wasteful number, since it uses less digits than its factorization.

872647746278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666543827.

The product of its digits is 354041856, while the sum is 68.

The spelling of 872647746278 in words is "eight hundred seventy-two billion, six hundred forty-seven million, seven hundred forty-six thousand, two hundred seventy-eight".