65115164 has 12 divisors (see below), whose sum is σ = 116101944. Its totient is φ = 31943184.

The previous prime is 65115161. The next prime is 65115181. The reversal of 65115164 is 46151156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65115161) 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, 153362 + ... + 153785.

It is an arithmetic number, because the mean of its divisors is an integer number (9675162).

Almost surely, 2^65115164 is an apocalyptic number.

It is an amenable number.

65115164 is a deficient number, since it is larger than the sum of its proper divisors (50986780).

65115164 is a wasteful number, since it uses less digits than its factorization.

65115164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307204 (or 307202 counting only the distinct ones).

The product of its digits is 3600, while the sum is 29.

The square root of 65115164 is about 8069.3967556441. The cubic root of 65115164 is about 402.3098936354.

The spelling of 65115164 in words is "sixty-five million, one hundred fifteen thousand, one hundred sixty-four".