63605064 has 16 divisors (see below), whose sum is σ = 159012720. Its totient is φ = 21201680.

The previous prime is 63605057. The next prime is 63605071. The reversal of 63605064 is 46050636.

It is an interprime number because it is at equal distance from previous prime (63605057) and next prime (63605071).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1325082 + ... + 1325129.

It is an arithmetic number, because the mean of its divisors is an integer number (9938295).

Almost surely, 2^63605064 is an apocalyptic number.

It is an amenable number.

63605064 is an abundant number, since it is smaller than the sum of its proper divisors (95407656).

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

63605064 is a wasteful number, since it uses less digits than its factorization.

63605064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650220 (or 2650216 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 63605064 is about 7975.2783023541. The cubic root of 63605064 is about 399.1755184096.

The spelling of 63605064 in words is "sixty-three million, six hundred five thousand, sixty-four".