22563992376366 has 192 divisors, whose sum is σ = 57114799875072. Its totient is φ = 5902087016448.

The previous prime is 22563992376307. The next prime is 22563992376407. The reversal of 22563992376366 is 66367329936522.

It is a self number, because there is not a number n which added to its sum of digits gives 22563992376366.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 37995030 + ... + 38584326.

It is an arithmetic number, because the mean of its divisors is an integer number (297472916016).

Almost surely, 2^{22563992376366} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22563992376366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28557399937536).

22563992376366 is an abundant number, since it is smaller than the sum of its proper divisors (34550807498706).

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

22563992376366 is a wasteful number, since it uses less digits than its factorization.

22563992376366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589543 (or 589536 counting only the distinct ones).

The product of its digits is 793618560, while the sum is 69.

The spelling of 22563992376366 in words is "twenty-two trillion, five hundred sixty-three billion, nine hundred ninety-two million, three hundred seventy-six thousand, three hundred sixty-six".