25452341573 has 2 divisors, whose sum is σ = 25452341574. Its totient is φ = 25452341572.

The previous prime is 25452341539. The next prime is 25452341591. The reversal of 25452341573 is 37514325452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13238113249 + 12214228324 = 115057^2 + 110518^2 .

It is a cyclic number.

It is not a de Polignac number, because 25452341573 - 2²⁶ = 25385232709 is a prime.

It is a super-2 number, since 2×25452341573² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25452341573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25452341513) 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, 12726170786 + 12726170787.

It is an arithmetic number, because the mean of its divisors is an integer number (12726170787).

Almost surely, 2^25452341573 is an apocalyptic number.

It is an amenable number.

25452341573 is a deficient number, since it is larger than the sum of its proper divisors (1).

25452341573 is an equidigital number, since it uses as much as digits as its factorization.

25452341573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 41.

The spelling of 25452341573 in words is "twenty-five billion, four hundred fifty-two million, three hundred forty-one thousand, five hundred seventy-three".