539868968 has 16 divisors (see below), whose sum is σ = 1044908160. Its totient is φ = 261226800.

The previous prime is 539868893. The next prime is 539868977. The reversal of 539868968 is 869868935.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a self number, because there is not a number n which added to its sum of digits gives 539868968.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088198 + ... + 1088693.

It is an arithmetic number, because the mean of its divisors is an integer number (65306760).

Almost surely, 2^539868968 is an apocalyptic number.

It is an amenable number.

539868968 is a deficient number, since it is larger than the sum of its proper divisors (505039192).

539868968 is a wasteful number, since it uses less digits than its factorization.

539868968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176928 (or 2176924 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 62.

The square root of 539868968 is about 23235.0805464496. The cubic root of 539868968 is about 814.2594138041.

The spelling of 539868968 in words is "five hundred thirty-nine million, eight hundred sixty-eight thousand, nine hundred sixty-eight".