44022121439 has 8 divisors (see below), whose sum is σ = 45106150320. Its totient is φ = 42938584000.

The previous prime is 44022121399. The next prime is 44022121453. The reversal of 44022121439 is 93412122044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44022121439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44022141439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61877 + ... + 303105.

It is an arithmetic number, because the mean of its divisors is an integer number (5638268790).

Almost surely, 2^44022121439 is an apocalyptic number.

44022121439 is a deficient number, since it is larger than the sum of its proper divisors (1084028881).

44022121439 is a wasteful number, since it uses less digits than its factorization.

44022121439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245721.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 44022121439 in words is "forty-four billion, twenty-two million, one hundred twenty-one thousand, four hundred thirty-nine".