22426961656 has 32 divisors (see below), whose sum is σ = 47353121280. Its totient is φ = 9865231200.

The previous prime is 22426961653. The next prime is 22426961677. The reversal of 22426961656 is 65616962422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22426961653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4107786 + ... + 4113241.

It is an arithmetic number, because the mean of its divisors is an integer number (1479785040).

Almost surely, 2^22426961656 is an apocalyptic number.

It is an amenable number.

22426961656 is an abundant number, since it is smaller than the sum of its proper divisors (24926159624).

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

22426961656 is a wasteful number, since it uses less digits than its factorization.

22426961656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8221075 (or 8221071 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 49.

The spelling of 22426961656 in words is "twenty-two billion, four hundred twenty-six million, nine hundred sixty-one thousand, six hundred fifty-six".