22426125056 has 72 divisors (see below), whose sum is σ = 47044532304. Its totient is φ = 10656092160.

The previous prime is 22426125047. The next prime is 22426125061. The reversal of 22426125056 is 65052162422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379766 + ... + 434826.

It is an arithmetic number, because the mean of its divisors is an integer number (653396282).

Almost surely, 2^22426125056 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 22426125056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23522266152).

22426125056 is an abundant number, since it is smaller than the sum of its proper divisors (24618407248).

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

22426125056 is an equidigital number, since it uses as much as digits as its factorization.

22426125056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55157 (or 55143 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 22426125056 its reverse (65052162422), we get a palindrome (87478287478).

The spelling of 22426125056 in words is "twenty-two billion, four hundred twenty-six million, one hundred twenty-five thousand, fifty-six".