6720775332 has 24 divisors (see below), whose sum is σ = 15692354496. Its totient is φ = 2238751968.

The previous prime is 6720775319. The next prime is 6720775403. The reversal of 6720775332 is 2335770276.

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, 169648 + ... + 205479.

It is an arithmetic number, because the mean of its divisors is an integer number (653848104).

Almost surely, 2^6720775332 is an apocalyptic number.

It is an amenable number.

6720775332 is an abundant number, since it is smaller than the sum of its proper divisors (8971579164).

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

6720775332 is a wasteful number, since it uses less digits than its factorization.

6720775332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376627 (or 376625 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 42.

The square root of 6720775332 is about 81980.3350322503. The cubic root of 6720775332 is about 1887.1501643180.

The spelling of 6720775332 in words is "six billion, seven hundred twenty million, seven hundred seventy-five thousand, three hundred thirty-two".