6366622572 has 24 divisors (see below), whose sum is σ = 16506058800. Its totient is φ = 2122207488.

The previous prime is 6366622547. The next prime is 6366622573. The reversal of 6366622572 is 2752266636.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6366622573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29474997 + ... + 29475212.

It is an arithmetic number, because the mean of its divisors is an integer number (687752450).

Almost surely, 2^6366622572 is an apocalyptic number.

It is an amenable number.

6366622572 is an abundant number, since it is smaller than the sum of its proper divisors (10139436228).

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

6366622572 is a wasteful number, since it uses less digits than its factorization.

6366622572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58950222 (or 58950214 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 6366622572 is about 79791.1183779247. The cubic root of 6366622572 is about 1853.4023167423.

The spelling of 6366622572 in words is "six billion, three hundred sixty-six million, six hundred twenty-two thousand, five hundred seventy-two".