44981401922 has 6 divisors (see below), whose sum is σ = 67472552793. Its totient is φ = 22490550992.

The previous prime is 44981401919. The next prime is 44981401951. The reversal of 44981401922 is 22910418944.

It can be written as a sum of positive squares in 2 ways, for example, as 26898952081 + 18082449841 = 164009^2 + 134471^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=149969.

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 2 ways as a sum of consecutive naturals, for example, 224954 + ... + 374922.

Almost surely, 2^44981401922 is an apocalyptic number.

44981401922 is a deficient number, since it is larger than the sum of its proper divisors (22491150871).

44981401922 is an frugal number, since it uses more digits than its factorization.

44981401922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299940 (or 149971 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 44981401922 in words is "forty-four billion, nine hundred eighty-one million, four hundred one thousand, nine hundred twenty-two".