22606656553356 has 192 divisors, whose sum is σ = 59623528204800. Its totient is φ = 6624331186176.

The previous prime is 22606656553333. The next prime is 22606656553381. The reversal of 22606656553356 is 65335565660622.

It is a super-2 number, since 2×22606656553356² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22606656553356.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 119608080 + ... + 119796936.

It is an arithmetic number, because the mean of its divisors is an integer number (310539209400).

Almost surely, 2^{22606656553356} 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 22606656553356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29811764102400).

22606656553356 is an abundant number, since it is smaller than the sum of its proper divisors (37016871651444).

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

22606656553356 is a wasteful number, since it uses less digits than its factorization.

22606656553356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189336 (or 189334 counting only the distinct ones).

The product of its (nonzero) digits is 174960000, while the sum is 60.

The spelling of 22606656553356 in words is "twenty-two trillion, six hundred six billion, six hundred fifty-six million, five hundred fifty-three thousand, three hundred fifty-six".