873944299264 has 72 divisors (see below), whose sum is σ = 1847386070208. Its totient is φ = 411202191360.

The previous prime is 873944299231. The next prime is 873944299271. The reversal of 873944299264 is 462992449378.

873944299264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 873944299264.

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, 37071609 + ... + 37095175.

It is an arithmetic number, because the mean of its divisors is an integer number (25658139864).

Almost surely, 2^873944299264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 873944299264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (923693035104).

873944299264 is an abundant number, since it is smaller than the sum of its proper divisors (973441770944).

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

873944299264 is a wasteful number, since it uses less digits than its factorization.

873944299264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32121 (or 32107 counting only the distinct ones).

The product of its digits is 188116992, while the sum is 67.

The spelling of 873944299264 in words is "eight hundred seventy-three billion, nine hundred forty-four million, two hundred ninety-nine thousand, two hundred sixty-four".