867741872808 has 32 divisors (see below), whose sum is σ = 2169381715200. Its totient is φ = 289243686528.

The previous prime is 867741872759. The next prime is 867741872861. The reversal of 867741872808 is 808278147768.

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, 2334313 + ... + 2680391.

It is an arithmetic number, because the mean of its divisors is an integer number (67793178600).

Almost surely, 2^867741872808 is an apocalyptic number.

It is an amenable number.

867741872808 is an abundant number, since it is smaller than the sum of its proper divisors (1301639842392).

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

867741872808 is a wasteful number, since it uses less digits than its factorization.

867741872808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450561 (or 450557 counting only the distinct ones).

The product of its (nonzero) digits is 67436544, while the sum is 66.

The spelling of 867741872808 in words is "eight hundred sixty-seven billion, seven hundred forty-one million, eight hundred seventy-two thousand, eight hundred eight".