6679660926016 has 63 divisors (see below), whose sum is σ = 14353573108773. Its totient is φ = 3082796371200.

The previous prime is 6679660926013. The next prime is 6679660926061. The reversal of 6679660926016 is 6106290669766.

The square root of 6679660926016 is 2584504.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 988115521600 + 5691545404416 = 994040^2 + 2385696^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6679660926013) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 268775991 + ... + 268800841.

Almost surely, 2^{6679660926016} is an apocalyptic number.

6679660926016 is the 2584504-th square number.

It is an amenable number.

6679660926016 is an abundant number, since it is smaller than the sum of its proper divisors (7673912182757).

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

6679660926016 is an frugal number, since it uses more digits than its factorization.

6679660926016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49740 (or 24866 counting only the distinct ones).

The product of its (nonzero) digits is 52907904, while the sum is 64.

Multiplying 6679660926016 by its sum of digits (64), we get a square (427498299265024 = 20676032²).

6679660926016 divided by its sum of digits (64) gives a square (104369701969 = 323063²).

The spelling of 6679660926016 in words is "six trillion, six hundred seventy-nine billion, six hundred sixty million, nine hundred twenty-six thousand, sixteen".