6621302472 has 32 divisors (see below), whose sum is σ = 16905456000. Its totient is φ = 2160140864.

The previous prime is 6621302449. The next prime is 6621302483. The reversal of 6621302472 is 2742031266.

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, 2933847 + ... + 2936102.

It is an arithmetic number, because the mean of its divisors is an integer number (528295500).

Almost surely, 2^6621302472 is an apocalyptic number.

It is an amenable number.

6621302472 is an abundant number, since it is smaller than the sum of its proper divisors (10284153528).

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

6621302472 is a wasteful number, since it uses less digits than its factorization.

6621302472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5870005 (or 5870001 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 6621302472 is about 81371.3860764335. The cubic root of 6621302472 is about 1877.7934039924.

The spelling of 6621302472 in words is "six billion, six hundred twenty-one million, three hundred two thousand, four hundred seventy-two".