22543104155 has 32 divisors (see below), whose sum is σ = 31801835520. Its totient is φ = 15123934080.

The previous prime is 22543104127. The next prime is 22543104163. The reversal of 22543104155 is 55140134522.

It is not a de Polignac number, because 22543104155 - 2¹⁶ = 22543038619 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1179566 + ... + 1198524.

It is an arithmetic number, because the mean of its divisors is an integer number (993807360).

Almost surely, 2^22543104155 is an apocalyptic number.

22543104155 is a deficient number, since it is larger than the sum of its proper divisors (9258731365).

22543104155 is a wasteful number, since it uses less digits than its factorization.

22543104155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20651.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 22543104155 its reverse (55140134522), we get a palindrome (77683238677).

The spelling of 22543104155 in words is "twenty-two billion, five hundred forty-three million, one hundred four thousand, one hundred fifty-five".