868611832804 has 12 divisors (see below), whose sum is σ = 1520089788028. Its totient is φ = 434300464800.

The previous prime is 868611832801. The next prime is 868611832813. The reversal of 868611832804 is 408238116868.

It can be written as a sum of positive squares in 2 ways, for example, as 480859033600 + 387752799204 = 693440^2 + 622698^2 .

It is not an unprimeable number, because it can be changed into a prime (868611832801) 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, 993267 + ... + 1650394.

Almost surely, 2^868611832804 is an apocalyptic number.

It is an amenable number.

868611832804 is a deficient number, since it is larger than the sum of its proper divisors (651477955224).

868611832804 is a wasteful number, since it uses less digits than its factorization.

868611832804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725806 (or 2725804 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 55.

The spelling of 868611832804 in words is "eight hundred sixty-eight billion, six hundred eleven million, eight hundred thirty-two thousand, eight hundred four".