65315137364 has 12 divisors (see below), whose sum is σ = 118242921300. Its totient is φ = 31531445568.

The previous prime is 65315137361. The next prime is 65315137367. The reversal of 65315137364 is 46373151356.

It is an interprime number because it is at equal distance from previous prime (65315137361) and next prime (65315137367).

It can be written as a sum of positive squares in 2 ways, for example, as 26640768400 + 38674368964 = 163220^2 + 196658^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65315137361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281530649 + ... + 281530880.

It is an arithmetic number, because the mean of its divisors is an integer number (9853576775).

Almost surely, 2^65315137364 is an apocalyptic number.

It is an amenable number.

65315137364 is a deficient number, since it is larger than the sum of its proper divisors (52927783936).

65315137364 is a wasteful number, since it uses less digits than its factorization.

65315137364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563061562 (or 563061560 counting only the distinct ones).

The product of its digits is 680400, while the sum is 44.

The spelling of 65315137364 in words is "sixty-five billion, three hundred fifteen million, one hundred thirty-seven thousand, three hundred sixty-four".