867135564 has 48 divisors (see below), whose sum is σ = 2253176800. Its totient is φ = 288396288.

The previous prime is 867135539. The next prime is 867135587. The reversal of 867135564 is 465531768.

867135564 is a `hidden beast` number, since 86 + 7 + 1 + 3 + 5 + 564 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40572 + ... + 58140.

Almost surely, 2^867135564 is an apocalyptic number.

It is an amenable number.

867135564 is an abundant number, since it is smaller than the sum of its proper divisors (1386041236).

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

867135564 is a wasteful number, since it uses less digits than its factorization.

867135564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18039 (or 18031 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 867135564 is about 29447.1656361015. The cubic root of 867135564 is about 953.5914155567.

The spelling of 867135564 in words is "eight hundred sixty-seven million, one hundred thirty-five thousand, five hundred sixty-four".