286639604164 has 36 divisors (see below), whose sum is σ = 546487673088. Its totient is φ = 131396742000.

The previous prime is 286639604161. The next prime is 286639604171. The reversal of 286639604164 is 461406936682.

It is a super-2 number, since 2×286639604164² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (286639604161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3156912 + ... + 3246439.

Almost surely, 2^286639604164 is an apocalyptic number.

It is an amenable number.

286639604164 is a deficient number, since it is larger than the sum of its proper divisors (259848068924).

286639604164 is a wasteful number, since it uses less digits than its factorization.

286639604164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6403424 (or 6403403 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 55.

The spelling of 286639604164 in words is "two hundred eighty-six billion, six hundred thirty-nine million, six hundred four thousand, one hundred sixty-four".