22356355452 has 24 divisors (see below), whose sum is σ = 52181114832. Its totient is φ = 7449792000.

The previous prime is 22356355447. The next prime is 22356355457. The reversal of 22356355452 is 25455365322.

It is an interprime number because it is at equal distance from previous prime (22356355447) and next prime (22356355457).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22356355457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250549 + ... + 327852.

It is an arithmetic number, because the mean of its divisors is an integer number (2174213118).

Almost surely, 2^22356355452 is an apocalyptic number.

It is an amenable number.

22356355452 is an abundant number, since it is smaller than the sum of its proper divisors (29824759380).

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

22356355452 is a wasteful number, since it uses less digits than its factorization.

22356355452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581629 (or 581627 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 42.

The spelling of 22356355452 in words is "twenty-two billion, three hundred fifty-six million, three hundred fifty-five thousand, four hundred fifty-two".