65727472756 has 24 divisors (see below), whose sum is σ = 125841362976. Its totient is φ = 29790018720.

The previous prime is 65727472703. The next prime is 65727472777.

65727472756 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 65727472756.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2137191 + ... + 2167726.

It is an arithmetic number, because the mean of its divisors is an integer number (5243390124).

Almost surely, 2^65727472756 is an apocalyptic number.

It is an amenable number.

65727472756 is a deficient number, since it is larger than the sum of its proper divisors (60113890220).

65727472756 is a wasteful number, since it uses less digits than its factorization.

65727472756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4305279 (or 4305277 counting only the distinct ones).

The product of its digits is 34574400, while the sum is 58.

The spelling of 65727472756 in words is "sixty-five billion, seven hundred twenty-seven million, four hundred seventy-two thousand, seven hundred fifty-six".