662791938862 has 16 divisors (see below), whose sum is σ = 1028193269760. Its totient is φ = 320239354968.

The previous prime is 662791938857. The next prime is 662791938877. The reversal of 662791938862 is 268839197266.

662791938862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44619018 + ... + 44633869.

It is an arithmetic number, because the mean of its divisors is an integer number (64262079360).

Almost surely, 2^662791938862 is an apocalyptic number.

662791938862 is a deficient number, since it is larger than the sum of its proper divisors (365401330898).

662791938862 is a wasteful number, since it uses less digits than its factorization.

662791938862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89253015.

The product of its digits is 94058496, while the sum is 67.

The spelling of 662791938862 in words is "six hundred sixty-two billion, seven hundred ninety-one million, nine hundred thirty-eight thousand, eight hundred sixty-two".