6710390664 has 128 divisors (see below), whose sum is σ = 17884800000. Its totient is φ = 2092186368.

The previous prime is 6710390641. The next prime is 6710390677. The reversal of 6710390664 is 4660930176.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18691717 + ... + 18692075.

It is an arithmetic number, because the mean of its divisors is an integer number (139725000).

Almost surely, 2^6710390664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6710390664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8942400000).

6710390664 is an abundant number, since it is smaller than the sum of its proper divisors (11174409336).

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

6710390664 is a wasteful number, since it uses less digits than its factorization.

6710390664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795 (or 791 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 6710390664 is about 81916.9742116980. The cubic root of 6710390664 is about 1886.1776807704.

The spelling of 6710390664 in words is "six billion, seven hundred ten million, three hundred ninety thousand, six hundred sixty-four".