22511264545 has 32 divisors (see below), whose sum is σ = 33710800896. Its totient is φ = 14019825600.

The previous prime is 22511264539. The next prime is 22511264557. The reversal of 22511264545 is 54546211522.

It is not a de Polignac number, because 22511264545 - 2⁷ = 22511264417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 391600 + ... + 445390.

It is an arithmetic number, because the mean of its divisors is an integer number (1053462528).

Almost surely, 2^22511264545 is an apocalyptic number.

It is an amenable number.

22511264545 is a deficient number, since it is larger than the sum of its proper divisors (11199536351).

22511264545 is a wasteful number, since it uses less digits than its factorization.

22511264545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54901.

The product of its digits is 96000, while the sum is 37.

The spelling of 22511264545 in words is "twenty-two billion, five hundred eleven million, two hundred sixty-four thousand, five hundred forty-five".