44004391940 has 24 divisors (see below), whose sum is σ = 92607121152. Its totient is φ = 17564061920.

The previous prime is 44004391939. The next prime is 44004391961. The reversal of 44004391940 is 4919340044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 44004391894 and 44004391903.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2346356 + ... + 2365035.

It is an arithmetic number, because the mean of its divisors is an integer number (3858630048).

Almost surely, 2^44004391940 is an apocalyptic number.

It is an amenable number.

44004391940 is an abundant number, since it is smaller than the sum of its proper divisors (48602729212).

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

44004391940 is a wasteful number, since it uses less digits than its factorization.

44004391940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4711867 (or 4711865 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 44004391940 in words is "forty-four billion, four million, three hundred ninety-one thousand, nine hundred forty".