6379788966 has 16 divisors (see below), whose sum is σ = 12876639600. Its totient is φ = 2107086048.

The previous prime is 6379788929. The next prime is 6379788979. The reversal of 6379788966 is 6698879736.

It is a self number, because there is not a number n which added to its sum of digits gives 6379788966.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4876861 + ... + 4878168.

It is an arithmetic number, because the mean of its divisors is an integer number (804789975).

Almost surely, 2^6379788966 is an apocalyptic number.

6379788966 is an abundant number, since it is smaller than the sum of its proper divisors (6496850634).

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

6379788966 is a wasteful number, since it uses less digits than its factorization.

6379788966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9755143.

The product of its digits is 164602368, while the sum is 69.

The square root of 6379788966 is about 79873.5811517175. The cubic root of 6379788966 is about 1854.6790702248.

The spelling of 6379788966 in words is "six billion, three hundred seventy-nine million, seven hundred eighty-eight thousand, nine hundred sixty-six".