44525252557 has 2 divisors, whose sum is σ = 44525252558. Its totient is φ = 44525252556.

The previous prime is 44525252521. The next prime is 44525252561. The reversal of 44525252557 is 75525252544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42014340676 + 2510911881 = 204974^2 + 50109^2 .

It is a cyclic number.

It is not a de Polignac number, because 44525252557 - 2²⁷ = 44391034829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44525252567) 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 as a sum of consecutive naturals, namely, 22262626278 + 22262626279.

It is an arithmetic number, because the mean of its divisors is an integer number (22262626279).

Almost surely, 2^44525252557 is an apocalyptic number.

It is an amenable number.

44525252557 is a deficient number, since it is larger than the sum of its proper divisors (1).

44525252557 is an equidigital number, since it uses as much as digits as its factorization.

44525252557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2800000, while the sum is 46.

The spelling of 44525252557 in words is "forty-four billion, five hundred twenty-five million, two hundred fifty-two thousand, five hundred fifty-seven".