22566551441250 has 320 divisors, whose sum is σ = 62420916412800. Its totient is φ = 5414169600000.

The previous prime is 22566551441219. The next prime is 22566551441261. The reversal of 22566551441250 is 5214415566522.

It is a self number, because there is not a number n which added to its sum of digits gives 22566551441250.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 125951730 + ... + 126130770.

It is an arithmetic number, because the mean of its divisors is an integer number (195065363790).

Almost surely, 2^{22566551441250} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22566551441250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31210458206400).

22566551441250 is an abundant number, since it is smaller than the sum of its proper divisors (39854364971550).

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

22566551441250 is a wasteful number, since it uses less digits than its factorization.

22566551441250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179175 (or 179160 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 48.

The spelling of 22566551441250 in words is "twenty-two trillion, five hundred sixty-six billion, five hundred fifty-one million, four hundred forty-one thousand, two hundred fifty".