22366653620 has 12 divisors (see below), whose sum is σ = 46969972644. Its totient is φ = 8946661440.

The previous prime is 22366653611. The next prime is 22366653637. The reversal of 22366653620 is 2635666322.

It can be written as a sum of positive squares in 2 ways, for example, as 13703511844 + 8663141776 = 117062^2 + 93076^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559166321 + ... + 559166360.

It is an arithmetic number, because the mean of its divisors is an integer number (3914164387).

Almost surely, 2^22366653620 is an apocalyptic number.

22366653620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22366653620 is an abundant number, since it is smaller than the sum of its proper divisors (24603319024).

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

22366653620 is a wasteful number, since it uses less digits than its factorization.

22366653620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118332690 (or 1118332688 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 22366653620 in words is "twenty-two billion, three hundred sixty-six million, six hundred fifty-three thousand, six hundred twenty".