64477612 has 12 divisors (see below), whose sum is σ = 112994896. Its totient is φ = 32193360.

The previous prime is 64477607. The next prime is 64477631. The reversal of 64477612 is 21677446.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8064 + ... + 13927.

Almost surely, 2^64477612 is an apocalyptic number.

It is an amenable number.

64477612 is a deficient number, since it is larger than the sum of its proper divisors (48517284).

64477612 is a wasteful number, since it uses less digits than its factorization.

64477612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22728 (or 22726 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 64477612 is about 8029.7952651360. The cubic root of 64477612 is about 400.9925600243.

The spelling of 64477612 in words is "sixty-four million, four hundred seventy-seven thousand, six hundred twelve".