22256472834252 has 192 divisors, whose sum is σ = 60440470272000. Its totient is φ = 7069220040960.

The previous prime is 22256472834247. The next prime is 22256472834389. The reversal of 22256472834252 is 25243827465222.

22256472834252 is a `hidden beast` number, since 2 + 2 + 2 + 5 + 6 + 472 + 83 + 42 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 1450019874 + ... + 1450035222.

It is an arithmetic number, because the mean of its divisors is an integer number (314794116000).

Almost surely, 2^{22256472834252} 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 22256472834252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30220235136000).

22256472834252 is an abundant number, since it is smaller than the sum of its proper divisors (38183997437748).

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

22256472834252 is a wasteful number, since it uses less digits than its factorization.

22256472834252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17573 (or 17565 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 54.

The spelling of 22256472834252 in words is "twenty-two trillion, two hundred fifty-six billion, four hundred seventy-two million, eight hundred thirty-four thousand, two hundred fifty-two".