22556143352524 has 12 divisors (see below), whose sum is σ = 39553644456648. Its totient is φ = 11255102079200.

The previous prime is 22556143352471. The next prime is 22556143352543. The reversal of 22556143352524 is 42525334165522.

It is a happy number.

It is a super-2 number, since 2×22556143352524² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5742397057 + ... + 5742400984.

It is an arithmetic number, because the mean of its divisors is an integer number (3296137038054).

Almost surely, 2^{22556143352524} is an apocalyptic number.

It is an amenable number.

22556143352524 is a deficient number, since it is larger than the sum of its proper divisors (16997501104124).

22556143352524 is a wasteful number, since it uses less digits than its factorization.

22556143352524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11484798536 (or 11484798534 counting only the distinct ones).

The product of its digits is 8640000, while the sum is 49.

The spelling of 22556143352524 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred forty-three million, three hundred fifty-two thousand, five hundred twenty-four".