22756225557 has 16 divisors (see below), whose sum is σ = 33802352640. Its totient is φ = 13520939712.

The previous prime is 22756225537. The next prime is 22756225571. The reversal of 22756225557 is 75552265722.

It is not a de Polignac number, because 22756225557 - 2²⁶ = 22689116693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22756225537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10059093 + ... + 10061354.

It is an arithmetic number, because the mean of its divisors is an integer number (2112647040).

Almost surely, 2^22756225557 is an apocalyptic number.

It is an amenable number.

22756225557 is a deficient number, since it is larger than the sum of its proper divisors (11046127083).

22756225557 is a wasteful number, since it uses less digits than its factorization.

22756225557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20120492.

The product of its digits is 2940000, while the sum is 48.

The spelling of 22756225557 in words is "twenty-two billion, seven hundred fifty-six million, two hundred twenty-five thousand, five hundred fifty-seven".