813360568 has 16 divisors (see below), whose sum is σ = 1557499680. Its totient is φ = 398027328.

The previous prime is 813360551. The next prime is 813360577. The reversal of 813360568 is 865063318.

It is a self number, because there is not a number n which added to its sum of digits gives 813360568.

It is a congruent number.

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, 1081221 + ... + 1081972.

It is an arithmetic number, because the mean of its divisors is an integer number (97343730).

Almost surely, 2^813360568 is an apocalyptic number.

It is an amenable number.

813360568 is a deficient number, since it is larger than the sum of its proper divisors (744139112).

813360568 is a wasteful number, since it uses less digits than its factorization.

813360568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163246 (or 2163242 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 813360568 is about 28519.4769938020. The cubic root of 813360568 is about 933.4571170291.

The spelling of 813360568 in words is "eight hundred thirteen million, three hundred sixty thousand, five hundred sixty-eight".