65364768 has 72 divisors (see below), whose sum is σ = 212442048. Its totient is φ = 18675072.

The previous prime is 65364757. The next prime is 65364791. The reversal of 65364768 is 86746356.

It is a tau number, because it is divible by the number of its divisors (72).

It is a zygodrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14196 + ... + 18227.

It is an arithmetic number, because the mean of its divisors is an integer number (2950584).

Almost surely, 2^65364768 is an apocalyptic number.

It is an amenable number.

65364768 is an abundant number, since it is smaller than the sum of its proper divisors (147077280).

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

65364768 is a wasteful number, since it uses less digits than its factorization.

65364768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32446 (or 32435 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 65364768 is about 8084.8480505202. The cubic root of 65364768 is about 402.8232923335.

The spelling of 65364768 in words is "sixty-five million, three hundred sixty-four thousand, seven hundred sixty-eight".