22204556223543 has 24 divisors (see below), whose sum is σ = 32117563179936. Its totient is φ = 14782596091200.

The previous prime is 22204556223539. The next prime is 22204556223593. The reversal of 22204556223543 is 34532265540222.

22204556223543 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 4 + 556 + 22 + 35 + 43 = 666.

It is not a de Polignac number, because 22204556223543 - 2² = 22204556223539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204556223593) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22121953 + ... + 23103893.

It is an arithmetic number, because the mean of its divisors is an integer number (1338231799164).

Almost surely, 2^{22204556223543} is an apocalyptic number.

22204556223543 is a deficient number, since it is larger than the sum of its proper divisors (9913006956393).

22204556223543 is a wasteful number, since it uses less digits than its factorization.

22204556223543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985415 (or 985412 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 45.

The spelling of 22204556223543 in words is "twenty-two trillion, two hundred four billion, five hundred fifty-six million, two hundred twenty-three thousand, five hundred forty-three".