22644104616620 has 24 divisors (see below), whose sum is σ = 47552709097824. Its totient is φ = 9057624817536.

The previous prime is 22644104616607. The next prime is 22644104616659. The reversal of 22644104616620 is 2661640144622.

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, 20264024 + ... + 21352256.

It is an arithmetic number, because the mean of its divisors is an integer number (1981362879076).

Almost surely, 2^{22644104616620} is an apocalyptic number.

22644104616620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22644104616620 is an abundant number, since it is smaller than the sum of its proper divisors (24908604481204).

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

22644104616620 is a wasteful number, since it uses less digits than its factorization.

22644104616620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128649 (or 2128647 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 44.

The spelling of 22644104616620 in words is "twenty-two trillion, six hundred forty-four billion, one hundred four million, six hundred sixteen thousand, six hundred twenty".