5621664230 has 64 divisors (see below), whose sum is σ = 12658439808. Its totient is φ = 1749980160.

The previous prime is 5621664221. The next prime is 5621664259. The reversal of 5621664230 is 324661265.

It is a happy number.

It is a super-2 number, since 2×5621664230² = 63206217429722985800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4874 + ... + 106146.

It is an arithmetic number, because the mean of its divisors is an integer number (197788122).

Almost surely, 2^5621664230 is an apocalyptic number.

5621664230 is an abundant number, since it is smaller than the sum of its proper divisors (7036775578).

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

5621664230 is a wasteful number, since it uses less digits than its factorization.

5621664230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101361.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 5621664230 is about 74977.7582353594. The cubic root of 5621664230 is about 1778.0950278254.

The spelling of 5621664230 in words is "five billion, six hundred twenty-one million, six hundred sixty-four thousand, two hundred thirty".