22056655725152 has 96 divisors (see below), whose sum is σ = 45344323584000. Its totient is φ = 10549236672000.

The previous prime is 22056655725127. The next prime is 22056655725163. The reversal of 22056655725152 is 25152755665022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22056655725094 and 22056655725103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59831249 + ... + 60198767.

It is an arithmetic number, because the mean of its divisors is an integer number (472336704000).

Almost surely, 2^{22056655725152} 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 22056655725152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22672161792000).

22056655725152 is an abundant number, since it is smaller than the sum of its proper divisors (23287667858848).

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

22056655725152 is a wasteful number, since it uses less digits than its factorization.

22056655725152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368260 (or 368252 counting only the distinct ones).

The product of its (nonzero) digits is 12600000, while the sum is 53.

The spelling of 22056655725152 in words is "twenty-two trillion, fifty-six billion, six hundred fifty-five million, seven hundred twenty-five thousand, one hundred fifty-two".