44122312439 has 2 divisors, whose sum is σ = 44122312440. Its totient is φ = 44122312438.

The previous prime is 44122312387. The next prime is 44122312457. The reversal of 44122312439 is 93421322144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44122312439 - 2²⁰ = 44121263863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44122312399 and 44122312408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44122312139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22061156219 + 22061156220.

It is an arithmetic number, because the mean of its divisors is an integer number (22061156220).

Almost surely, 2^44122312439 is an apocalyptic number.

44122312439 is a deficient number, since it is larger than the sum of its proper divisors (1).

44122312439 is an equidigital number, since it uses as much as digits as its factorization.

44122312439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 35.

The spelling of 44122312439 in words is "forty-four billion, one hundred twenty-two million, three hundred twelve thousand, four hundred thirty-nine".