22755251612 has 12 divisors (see below), whose sum is σ = 39853328760. Its totient is φ = 11368586256.

The previous prime is 22755251611. The next prime is 22755251633. The reversal of 22755251612 is 21615255722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22755251611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2254223 + ... + 2264294.

It is an arithmetic number, because the mean of its divisors is an integer number (3321110730).

Almost surely, 2^22755251612 is an apocalyptic number.

It is an amenable number.

22755251612 is a deficient number, since it is larger than the sum of its proper divisors (17098077148).

22755251612 is a wasteful number, since it uses less digits than its factorization.

22755251612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4519780 (or 4519778 counting only the distinct ones).

The product of its digits is 84000, while the sum is 38.

The spelling of 22755251612 in words is "twenty-two billion, seven hundred fifty-five million, two hundred fifty-one thousand, six hundred twelve".