64516675 has 6 divisors (see below), whose sum is σ = 80000708. Its totient is φ = 51613320.

The previous prime is 64516667. The next prime is 64516681. The reversal of 64516675 is 57661546.

64516675 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 64516675 - 2³ = 64516667 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1290309 + ... + 1290358.

Almost surely, 2^64516675 is an apocalyptic number.

64516675 is a deficient number, since it is larger than the sum of its proper divisors (15484033).

64516675 is a wasteful number, since it uses less digits than its factorization.

64516675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580677 (or 2580672 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 64516675 is about 8032.2272751709. The cubic root of 64516675 is about 401.0735225459.

The spelling of 64516675 in words is "sixty-four million, five hundred sixteen thousand, six hundred seventy-five".