6628224624 has 80 divisors (see below), whose sum is σ = 19804899072. Its totient is φ = 1870953984.

The previous prime is 6628224619. The next prime is 6628224641. The reversal of 6628224624 is 4264228266.

It is a Harshad number since it is a multiple of its sum of digits (42).

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

It is a congruent number.

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, 90949 + ... + 146724.

Almost surely, 2^6628224624 is an apocalyptic number.

It is an amenable number.

6628224624 is an abundant number, since it is smaller than the sum of its proper divisors (13176674448).

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

6628224624 is a wasteful number, since it uses less digits than its factorization.

6628224624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237774 (or 237768 counting only the distinct ones).

The product of its digits is 442368, while the sum is 42.

The square root of 6628224624 is about 81413.9092784519. The cubic root of 6628224624 is about 1878.4475474127.

The spelling of 6628224624 in words is "six billion, six hundred twenty-eight million, two hundred twenty-four thousand, six hundred twenty-four".