64666112 has 40 divisors (see below), whose sum is σ = 147672096. Its totient is φ = 27712512.

The previous prime is 64666099. The next prime is 64666127. The reversal of 64666112 is 21166646.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 5438 + ... + 12605.

Almost surely, 2^64666112 is an apocalyptic number.

It is an amenable number.

64666112 is an abundant number, since it is smaller than the sum of its proper divisors (83005984).

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

64666112 is an equidigital number, since it uses as much as digits as its factorization.

64666112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18068 (or 18052 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 64666112 is about 8041.5242336264. The cubic root of 64666112 is about 401.3829464707.

The spelling of 64666112 in words is "sixty-four million, six hundred sixty-six thousand, one hundred twelve".