23042222545 has 16 divisors (see below), whose sum is σ = 29111474880. Its totient is φ = 17460273600.

The previous prime is 23042222509. The next prime is 23042222551. The reversal of 23042222545 is 54522224032.

It is not a de Polignac number, because 23042222545 - 2⁷ = 23042222417 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558735 + ... + 598555.

It is an arithmetic number, because the mean of its divisors is an integer number (1819467180).

Almost surely, 2^23042222545 is an apocalyptic number.

It is an amenable number.

23042222545 is a deficient number, since it is larger than the sum of its proper divisors (6069252335).

23042222545 is a wasteful number, since it uses less digits than its factorization.

23042222545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45936.

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 23042222545 its reverse (54522224032), we get a palindrome (77564446577).

The spelling of 23042222545 in words is "twenty-three billion, forty-two million, two hundred twenty-two thousand, five hundred forty-five".