65115327364 has 12 divisors (see below), whose sum is σ = 117881196300. Its totient is φ = 31434985568.

The previous prime is 65115327349. The next prime is 65115327383. The reversal of 65115327364 is 46372351156.

It can be written as a sum of positive squares in 2 ways, for example, as 24395316100 + 40720011264 = 156190^2 + 201792^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 65115327364.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280669399 + ... + 280669630.

It is an arithmetic number, because the mean of its divisors is an integer number (9823433025).

Almost surely, 2^65115327364 is an apocalyptic number.

It is an amenable number.

65115327364 is a deficient number, since it is larger than the sum of its proper divisors (52765868936).

65115327364 is a wasteful number, since it uses less digits than its factorization.

65115327364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561339062 (or 561339060 counting only the distinct ones).

The product of its digits is 453600, while the sum is 43.

The spelling of 65115327364 in words is "sixty-five billion, one hundred fifteen million, three hundred twenty-seven thousand, three hundred sixty-four".