6363879444 has 72 divisors (see below), whose sum is σ = 17543285760. Its totient is φ = 1933319232.

The previous prime is 6363879439. The next prime is 6363879469. The reversal of 6363879444 is 4449783636.

6363879444 is a `hidden beast` number, since 63 + 63 + 87 + 9 + 444 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49092 + ... + 123035.

Almost surely, 2^6363879444 is an apocalyptic number.

It is an amenable number.

6363879444 is an abundant number, since it is smaller than the sum of its proper divisors (11179406316).

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

6363879444 is a wasteful number, since it uses less digits than its factorization.

6363879444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172229 (or 172224 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 54.

The square root of 6363879444 is about 79773.9270940074. The cubic root of 6363879444 is about 1853.1360923777.

The spelling of 6363879444 in words is "six billion, three hundred sixty-three million, eight hundred seventy-nine thousand, four hundred forty-four".