72662516706 has 32 divisors (see below), whose sum is σ = 156867072768. Its totient is φ = 22305813120.

The previous prime is 72662516669. The next prime is 72662516737. The reversal of 72662516706 is 60761526627.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1047091 + ... + 1114326.

It is an arithmetic number, because the mean of its divisors is an integer number (4902096024).

Almost surely, 2^72662516706 is an apocalyptic number.

72662516706 is an abundant number, since it is smaller than the sum of its proper divisors (84204556062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72662516706 is a wasteful number, since it uses less digits than its factorization.

72662516706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161866.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 72662516706 in words is "seventy-two billion, six hundred sixty-two million, five hundred sixteen thousand, seven hundred six".