64501612 has 12 divisors (see below), whose sum is σ = 129003280. Its totient is φ = 27643536.

The previous prime is 64501609. The next prime is 64501663. The reversal of 64501612 is 21610546.

64501612 is an admirable 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, 1151787 + ... + 1151842.

Almost surely, 2^64501612 is an apocalyptic number.

It is an amenable number.

64501612 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.

64501612 is a wasteful number, since it uses less digits than its factorization.

64501612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303640 (or 2303638 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 64501612 is about 8031.2895602139. The cubic root of 64501612 is about 401.0423066331.

The spelling of 64501612 in words is "sixty-four million, five hundred one thousand, six hundred twelve".