44388772459 has 2 divisors, whose sum is σ = 44388772460. Its totient is φ = 44388772458.

The previous prime is 44388772453. The next prime is 44388772489. The reversal of 44388772459 is 95427788344.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44388772459 - 2⁵ = 44388772427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44388772397 and 44388772406.

It is not a weakly prime, because it can be changed into another prime (44388772453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22194386229 + 22194386230.

It is an arithmetic number, because the mean of its divisors is an integer number (22194386230).

Almost surely, 2^44388772459 is an apocalyptic number.

44388772459 is a deficient number, since it is larger than the sum of its proper divisors (1).

44388772459 is an equidigital number, since it uses as much as digits as its factorization.

44388772459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54190080, while the sum is 61.

The spelling of 44388772459 in words is "forty-four billion, three hundred eighty-eight million, seven hundred seventy-two thousand, four hundred fifty-nine".