25252775453 has 2 divisors, whose sum is σ = 25252775454. Its totient is φ = 25252775452.

The previous prime is 25252775447. The next prime is 25252775459. The reversal of 25252775453 is 35457725252.

It is a balanced prime because it is at equal distance from previous prime (25252775447) and next prime (25252775459).

It can be written as a sum of positive squares in only one way, i.e., 25032935524 + 219839929 = 158218^2 + 14827^2 .

It is a cyclic number.

It is not a de Polignac number, because 25252775453 - 2³⁰ = 24179033629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25252775398 and 25252775407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25252775459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12626387726 + 12626387727.

It is an arithmetic number, because the mean of its divisors is an integer number (12626387727).

Almost surely, 2^25252775453 is an apocalyptic number.

It is an amenable number.

25252775453 is a deficient number, since it is larger than the sum of its proper divisors (1).

25252775453 is an equidigital number, since it uses as much as digits as its factorization.

25252775453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2940000, while the sum is 47.

The spelling of 25252775453 in words is "twenty-five billion, two hundred fifty-two million, seven hundred seventy-five thousand, four hundred fifty-three".