25252059541 has 2 divisors, whose sum is σ = 25252059542. Its totient is φ = 25252059540.

The previous prime is 25252059499. The next prime is 25252059551. The reversal of 25252059541 is 14595025252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12660975441 + 12591084100 = 112521^2 + 112210^2 .

It is a cyclic number.

It is not a de Polignac number, because 25252059541 - 2²¹ = 25249962389 is a prime.

It is a super-2 number, since 2×25252059541² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25252059494 and 25252059503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25252059551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12626029770 + 12626029771.

It is an arithmetic number, because the mean of its divisors is an integer number (12626029771).

Almost surely, 2^25252059541 is an apocalyptic number.

It is an amenable number.

25252059541 is a deficient number, since it is larger than the sum of its proper divisors (1).

25252059541 is an equidigital number, since it uses as much as digits as its factorization.

25252059541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 25252059541 in words is "twenty-five billion, two hundred fifty-two million, fifty-nine thousand, five hundred forty-one".