23122545155 has 32 divisors (see below), whose sum is σ = 30255897600. Its totient is φ = 16897900032.

The previous prime is 23122545119. The next prime is 23122545163. The reversal of 23122545155 is 55154522132.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23122545155 - 2¹⁶ = 23122479619 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367004 + ... + 425366.

It is an arithmetic number, because the mean of its divisors is an integer number (945496800).

Almost surely, 2^23122545155 is an apocalyptic number.

23122545155 is a deficient number, since it is larger than the sum of its proper divisors (7133352445).

23122545155 is a wasteful number, since it uses less digits than its factorization.

23122545155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58523.

The product of its digits is 60000, while the sum is 35.

The spelling of 23122545155 in words is "twenty-three billion, one hundred twenty-two million, five hundred forty-five thousand, one hundred fifty-five".