22686966720 has 336 divisors, whose sum is σ = 89610468480. Its totient is φ = 5210265600.

The previous prime is 22686966703. The next prime is 22686966737. The reversal of 22686966720 is 2766968622.

It is an interprime number because it is at equal distance from previous prime (22686966703) and next prime (22686966737).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 583075 + ... + 620765.

Almost surely, 2^22686966720 is an apocalyptic number.

22686966720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22686966720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44805234240).

22686966720 is an abundant number, since it is smaller than the sum of its proper divisors (66923501760).

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

22686966720 is a wasteful number, since it uses less digits than its factorization.

22686966720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37744 (or 37731 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 22686966720 in words is "twenty-two billion, six hundred eighty-six million, nine hundred sixty-six thousand, seven hundred twenty".