63165972 has 48 divisors (see below), whose sum is σ = 152940032. Its totient is φ = 20269440.

The previous prime is 63165961. The next prime is 63165997. The reversal of 63165972 is 27956136.

63165972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 63165972.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102738 + ... + 103350.

Almost surely, 2^63165972 is an apocalyptic number.

63165972 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

63165972 is an abundant number, since it is smaller than the sum of its proper divisors (89774060).

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

63165972 is a wasteful number, since it uses less digits than its factorization.

63165972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928 (or 926 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 63165972 is about 7947.7023094728. The cubic root of 63165972 is about 398.2548387704.

The spelling of 63165972 in words is "sixty-three million, one hundred sixty-five thousand, nine hundred seventy-two".