63379864 has 8 divisors (see below), whose sum is σ = 118837260. Its totient is φ = 31689928.

The previous prime is 63379861. The next prime is 63379871. The reversal of 63379864 is 46897336.

63379864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63379861) 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 as a sum of consecutive naturals, namely, 3961234 + ... + 3961249.

Almost surely, 2^63379864 is an apocalyptic number.

It is an amenable number.

63379864 is a deficient number, since it is larger than the sum of its proper divisors (55457396).

63379864 is a wasteful number, since it uses less digits than its factorization.

63379864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7922489 (or 7922485 counting only the distinct ones).

The product of its digits is 653184, while the sum is 46.

The square root of 63379864 is about 7961.1471535200. The cubic root of 63379864 is about 398.7038545539.

The spelling of 63379864 in words is "sixty-three million, three hundred seventy-nine thousand, eight hundred sixty-four".