872304403278 has 64 divisors (see below), whose sum is σ = 2250100062720. Its totient is φ = 218759721600.

The previous prime is 872304403261. The next prime is 872304403283.

872304403278 is nontrivially palindromic in base 10.

872304403278 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32540133 + ... + 32566928.

It is an arithmetic number, because the mean of its divisors is an integer number (35157813480).

Almost surely, 2^872304403278 is an apocalyptic number.

872304403278 is an abundant number, since it is smaller than the sum of its proper divisors (1377795659442).

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

872304403278 is a wasteful number, since it uses less digits than its factorization.

872304403278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65107113.

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 872304403278 in words is "eight hundred seventy-two billion, three hundred four million, four hundred three thousand, two hundred seventy-eight".