6378490044 has 48 divisors (see below), whose sum is σ = 16572827040. Its totient is φ = 2121534720.

The previous prime is 6378490009. The next prime is 6378490103. The reversal of 6378490044 is 4400948736.

6378490044 is a `hidden beast` number, since 637 + 8 + 4 + 9 + 0 + 0 + 4 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14269 + ... + 113844.

It is an arithmetic number, because the mean of its divisors is an integer number (345267230).

Almost surely, 2^6378490044 is an apocalyptic number.

It is an amenable number.

6378490044 is an abundant number, since it is smaller than the sum of its proper divisors (10194336996).

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

6378490044 is a wasteful number, since it uses less digits than its factorization.

6378490044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128587 (or 128579 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 6378490044 is about 79865.4496262307. The cubic root of 6378490044 is about 1854.5531910891.

The spelling of 6378490044 in words is "six billion, three hundred seventy-eight million, four hundred ninety thousand, forty-four".