533815866868 has 12 divisors (see below), whose sum is σ = 974794191840. Its totient is φ = 255303240632.

The previous prime is 533815866821. The next prime is 533815866869. The reversal of 533815866868 is 868668518335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533815866869) 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, 2901173098 + ... + 2901173281.

It is an arithmetic number, because the mean of its divisors is an integer number (81232849320).

Almost surely, 2^533815866868 is an apocalyptic number.

It is an amenable number.

533815866868 is a deficient number, since it is larger than the sum of its proper divisors (440978324972).

533815866868 is a wasteful number, since it uses less digits than its factorization.

533815866868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5802346406 (or 5802346404 counting only the distinct ones).

The product of its digits is 199065600, while the sum is 67.

The spelling of 533815866868 in words is "five hundred thirty-three billion, eight hundred fifteen million, eight hundred sixty-six thousand, eight hundred sixty-eight".