44480925681 has 16 divisors (see below), whose sum is σ = 60602370048. Its totient is φ = 29013093200.

The previous prime is 44480925673. The next prime is 44480925703. The reversal of 44480925681 is 18652908444.

It is a cyclic number.

It is not a de Polignac number, because 44480925681 - 2³ = 44480925673 is a prime.

It is a super-2 number, since 2×44480925681² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44480925481) 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 15 ways as a sum of consecutive naturals, for example, 769161 + ... + 824966.

It is an arithmetic number, because the mean of its divisors is an integer number (3787648128).

Almost surely, 2^44480925681 is an apocalyptic number.

It is an amenable number.

44480925681 is a deficient number, since it is larger than the sum of its proper divisors (16121444367).

44480925681 is a wasteful number, since it uses less digits than its factorization.

44480925681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594332.

The product of its (nonzero) digits is 2211840, while the sum is 51.

The spelling of 44480925681 in words is "forty-four billion, four hundred eighty million, nine hundred twenty-five thousand, six hundred eighty-one".