44504972489 has 2 divisors, whose sum is σ = 44504972490. Its totient is φ = 44504972488.

The previous prime is 44504972471. The next prime is 44504972513. The reversal of 44504972489 is 98427940544.

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., 36419905600 + 8085066889 = 190840^2 + 89917^2 .

It is a cyclic number.

It is not a de Polignac number, because 44504972489 - 2⁸ = 44504972233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (44504972389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22252486244 + 22252486245.

It is an arithmetic number, because the mean of its divisors is an integer number (22252486245).

Almost surely, 2^44504972489 is an apocalyptic number.

It is an amenable number.

44504972489 is a deficient number, since it is larger than the sum of its proper divisors (1).

44504972489 is an equidigital number, since it uses as much as digits as its factorization.

44504972489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 44504972489 in words is "forty-four billion, five hundred four million, nine hundred seventy-two thousand, four hundred eighty-nine".