6978624368 has 20 divisors (see below), whose sum is σ = 13619783040. Its totient is φ = 3463841664.

The previous prime is 6978624347. The next prime is 6978624377. The reversal of 6978624368 is 8634268796.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1589648 + ... + 1594031.

It is an arithmetic number, because the mean of its divisors is an integer number (680989152).

Almost surely, 2^6978624368 is an apocalyptic number.

It is an amenable number.

6978624368 is a deficient number, since it is larger than the sum of its proper divisors (6641158672).

6978624368 is a wasteful number, since it uses less digits than its factorization.

6978624368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3183824 (or 3183818 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 59.

The square root of 6978624368 is about 83538.1611480645. The cubic root of 6978624368 is about 1910.9820491875.

The spelling of 6978624368 in words is "six billion, nine hundred seventy-eight million, six hundred twenty-four thousand, three hundred sixty-eight".