63288732166 has 64 divisors (see below), whose sum is σ = 111856127040. Its totient is φ = 26533212160.

The previous prime is 63288732163. The next prime is 63288732173. The reversal of 63288732166 is 66123788236.

63288732166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63288732163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25549320 + ... + 25551796.

It is an arithmetic number, because the mean of its divisors is an integer number (1747751985).

Almost surely, 2^63288732166 is an apocalyptic number.

63288732166 is a deficient number, since it is larger than the sum of its proper divisors (48567394874).

63288732166 is a wasteful number, since it uses less digits than its factorization.

63288732166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849.

The product of its digits is 3483648, while the sum is 52.

The spelling of 63288732166 in words is "sixty-three billion, two hundred eighty-eight million, seven hundred thirty-two thousand, one hundred sixty-six".