6628265874 has 48 divisors (see below), whose sum is σ = 14801186400. Its totient is φ = 2142479808.

The previous prime is 6628265873. The next prime is 6628265887. The reversal of 6628265874 is 4785628266.

6628265874 is a `hidden beast` number, since 6 + 628 + 2 + 6 + 5 + 8 + 7 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6628265874.

It is not an unprimeable number, because it can be changed into a prime (6628265873) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76782 + ... + 138390.

It is an arithmetic number, because the mean of its divisors is an integer number (308358050).

Almost surely, 2^6628265874 is an apocalyptic number.

6628265874 is an abundant number, since it is smaller than the sum of its proper divisors (8172920526).

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

6628265874 is a wasteful number, since it uses less digits than its factorization.

6628265874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61799 (or 61796 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The square root of 6628265874 is about 81414.1626131474. The cubic root of 6628265874 is about 1878.4514441727.

The spelling of 6628265874 in words is "six billion, six hundred twenty-eight million, two hundred sixty-five thousand, eight hundred seventy-four".