6684722972 has 6 divisors (see below), whose sum is σ = 11698265208. Its totient is φ = 3342361484.

The previous prime is 6684722963. The next prime is 6684722977. The reversal of 6684722972 is 2792274866.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6684722977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835590368 + ... + 835590375.

It is an arithmetic number, because the mean of its divisors is an integer number (1949710868).

Almost surely, 2^6684722972 is an apocalyptic number.

It is an amenable number.

6684722972 is a deficient number, since it is larger than the sum of its proper divisors (5013542236).

6684722972 is a wasteful number, since it uses less digits than its factorization.

6684722972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671180747 (or 1671180745 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 53.

The square root of 6684722972 is about 81760.1551613009. The cubic root of 6684722972 is about 1883.7696894222.

The spelling of 6684722972 in words is "six billion, six hundred eighty-four million, seven hundred twenty-two thousand, nine hundred seventy-two".