22664654336 has 120 divisors (see below), whose sum is σ = 48829508640. Its totient is φ = 10503438336.

The previous prime is 22664654333. The next prime is 22664654401. The reversal of 22664654336 is 63345646622.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22664654333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8685800 + ... + 8688408.

It is an arithmetic number, because the mean of its divisors is an integer number (406912572).

Almost surely, 2^22664654336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22664654336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24414754320).

22664654336 is an abundant number, since it is smaller than the sum of its proper divisors (26164854304).

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

22664654336 is an equidigital number, since it uses as much as digits as its factorization.

22664654336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712 (or 2677 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 47.

The spelling of 22664654336 in words is "twenty-two billion, six hundred sixty-four million, six hundred fifty-four thousand, three hundred thirty-six".