6628312488 has 64 divisors (see below), whose sum is σ = 19934784000. Its totient is φ = 1794128832.

The previous prime is 6628312441. The next prime is 6628312501. The reversal of 6628312488 is 8842138266.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1035078 + ... + 1041461.

It is an arithmetic number, because the mean of its divisors is an integer number (311481000).

Almost surely, 2^6628312488 is an apocalyptic number.

It is an amenable number.

6628312488 is an abundant number, since it is smaller than the sum of its proper divisors (13306471512).

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

6628312488 is a wasteful number, since it uses less digits than its factorization.

6628312488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076574 (or 2076570 counting only the distinct ones).

The product of its digits is 884736, while the sum is 48.

The square root of 6628312488 is about 81414.4488896166. The cubic root of 6628312488 is about 1878.4558476336.

The spelling of 6628312488 in words is "six billion, six hundred twenty-eight million, three hundred twelve thousand, four hundred eighty-eight".