63579956 has 12 divisors (see below), whose sum is σ = 121380000. Its totient is φ = 28899960.

The previous prime is 63579953. The next prime is 63579961. The reversal of 63579956 is 65997536.

63579956 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 (63579953) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 722456 + ... + 722543.

It is an arithmetic number, because the mean of its divisors is an integer number (10115000).

Almost surely, 2^63579956 is an apocalyptic number.

It is an amenable number.

63579956 is a deficient number, since it is larger than the sum of its proper divisors (57800044).

63579956 is a wasteful number, since it uses less digits than its factorization.

63579956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445014 (or 1445012 counting only the distinct ones).

The product of its digits is 1530900, while the sum is 50.

The square root of 63579956 is about 7973.7040326313. The cubic root of 63579956 is about 399.1229868585.

The spelling of 63579956 in words is "sixty-three million, five hundred seventy-nine thousand, nine hundred fifty-six".