65535764 has 12 divisors (see below), whose sum is σ = 131071584. Its totient is φ = 28086744.

The previous prime is 65535751. The next prime is 65535779. The reversal of 65535764 is 46753556.

65535764 is an admirable number.

It is a congruent number.

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, 1170254 + ... + 1170309.

It is an arithmetic number, because the mean of its divisors is an integer number (10922632).

Almost surely, 2^65535764 is an apocalyptic number.

It is an amenable number.

65535764 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65535764 is a wasteful number, since it uses less digits than its factorization.

65535764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340574 (or 2340572 counting only the distinct ones).

The product of its digits is 378000, while the sum is 41.

The square root of 65535764 is about 8095.4162338943. The cubic root of 65535764 is about 403.1742520117.

The spelling of 65535764 in words is "sixty-five million, five hundred thirty-five thousand, seven hundred sixty-four".