65717751364 has 6 divisors (see below), whose sum is σ = 115006064894. Its totient is φ = 32858875680.

The previous prime is 65717751329. The next prime is 65717751383. The reversal of 65717751364 is 46315771756.

It can be written as a sum of positive squares in only one way, i.e., 55127283264 + 10590468100 = 234792^2 + 102910^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8214718917 + ... + 8214718924.

Almost surely, 2^65717751364 is an apocalyptic number.

It is an amenable number.

65717751364 is a deficient number, since it is larger than the sum of its proper divisors (49288313530).

65717751364 is a wasteful number, since it uses less digits than its factorization.

65717751364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16429437845 (or 16429437843 counting only the distinct ones).

The product of its digits is 3704400, while the sum is 52.

The spelling of 65717751364 in words is "sixty-five billion, seven hundred seventeen million, seven hundred fifty-one thousand, three hundred sixty-four".