65664104 has 16 divisors (see below), whose sum is σ = 134313120. Its totient is φ = 29847280.

The previous prime is 65664101. The next prime is 65664127. The reversal of 65664104 is 40146656.

It is not an unprimeable number, because it can be changed into a prime (65664101) 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, 373004 + ... + 373179.

It is an arithmetic number, because the mean of its divisors is an integer number (8394570).

Almost surely, 2^65664104 is an apocalyptic number.

It is an amenable number.

65664104 is an abundant number, since it is smaller than the sum of its proper divisors (68649016).

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

65664104 is a wasteful number, since it uses less digits than its factorization.

65664104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746200 (or 746196 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 65664104 is about 8103.3390648547. The cubic root of 65664104 is about 403.4372618064.

The spelling of 65664104 in words is "sixty-five million, six hundred sixty-four thousand, one hundred four".