44031623223389 has 2 divisors, whose sum is σ = 44031623223390. Its totient is φ = 44031623223388.

The previous prime is 44031623223319. The next prime is 44031623223463. The reversal of 44031623223389 is 98332232613044.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43329530055289 + 702093168100 = 6582517^2 + 837910^2 .

It is a cyclic number.

It is not a de Polignac number, because 44031623223389 - 2⁴⁰ = 42932111595613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44031623223319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22015811611694 + 22015811611695.

It is an arithmetic number, because the mean of its divisors is an integer number (22015811611695).

Almost surely, 2^{44031623223389} is an apocalyptic number.

It is an amenable number.

44031623223389 is a deficient number, since it is larger than the sum of its proper divisors (1).

44031623223389 is an equidigital number, since it uses as much as digits as its factorization.

44031623223389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4478976, while the sum is 50.

The spelling of 44031623223389 in words is "forty-four trillion, thirty-one billion, six hundred twenty-three million, two hundred twenty-three thousand, three hundred eighty-nine".