44521168425 has 96 divisors (see below), whose sum is σ = 78654965760. Its totient is φ = 22171776000.

The previous prime is 44521168421. The next prime is 44521168453. The reversal of 44521168425 is 52486112544.

It is a happy number.

It is not a de Polignac number, because 44521168425 - 2² = 44521168421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44521168421) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 15366577 + ... + 15369473.

It is an arithmetic number, because the mean of its divisors is an integer number (819322560).

Almost surely, 2^44521168425 is an apocalyptic number.

It is an amenable number.

44521168425 is a deficient number, since it is larger than the sum of its proper divisors (34133797335).

44521168425 is a wasteful number, since it uses less digits than its factorization.

44521168425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3143 (or 3138 counting only the distinct ones).

The product of its digits is 307200, while the sum is 42.

The spelling of 44521168425 in words is "forty-four billion, five hundred twenty-one million, one hundred sixty-eight thousand, four hundred twenty-five".