225002534557 has 2 divisors, whose sum is σ = 225002534558. Its totient is φ = 225002534556.

The previous prime is 225002534473. The next prime is 225002534599. The reversal of 225002534557 is 755435200522.

225002534557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125688684676 + 99313849881 = 354526^2 + 315141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225002534557 is a prime.

It is a super-2 number, since 2×225002534557² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225002534257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112501267278 + 112501267279.

It is an arithmetic number, because the mean of its divisors is an integer number (112501267279).

Almost surely, 2^225002534557 is an apocalyptic number.

It is an amenable number.

225002534557 is a deficient number, since it is larger than the sum of its proper divisors (1).

225002534557 is an equidigital number, since it uses as much as digits as its factorization.

225002534557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420000, while the sum is 40.

The spelling of 225002534557 in words is "two hundred twenty-five billion, two million, five hundred thirty-four thousand, five hundred fifty-seven".