22549460144928 has 24 divisors (see below), whose sum is σ = 59192332880688. Its totient is φ = 7516486714944.

The previous prime is 22549460144921. The next prime is 22549460144963. The reversal of 22549460144928 is 82944106494522.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (22549460144921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117445104826 + ... + 117445105017.

It is an arithmetic number, because the mean of its divisors is an integer number (2466347203362).

Almost surely, 2^{22549460144928} is an apocalyptic number.

It is an amenable number.

22549460144928 is an abundant number, since it is smaller than the sum of its proper divisors (36642872735760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22549460144928 is a wasteful number, since it uses less digits than its factorization.

22549460144928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234890209856 (or 234890209848 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 60.

The spelling of 22549460144928 in words is "twenty-two trillion, five hundred forty-nine billion, four hundred sixty million, one hundred forty-four thousand, nine hundred twenty-eight".