25271162453 has 2 divisors, whose sum is σ = 25271162454. Its totient is φ = 25271162452.

The previous prime is 25271162431. The next prime is 25271162519. The reversal of 25271162453 is 35426117252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14153147089 + 11118015364 = 118967^2 + 105442^2 .

It is a cyclic number.

It is not a de Polignac number, because 25271162453 - 2¹⁰ = 25271161429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25271162353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12635581226 + 12635581227.

It is an arithmetic number, because the mean of its divisors is an integer number (12635581227).

Almost surely, 2^25271162453 is an apocalyptic number.

It is an amenable number.

25271162453 is a deficient number, since it is larger than the sum of its proper divisors (1).

25271162453 is an equidigital number, since it uses as much as digits as its factorization.

25271162453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 38.

The spelling of 25271162453 in words is "twenty-five billion, two hundred seventy-one million, one hundred sixty-two thousand, four hundred fifty-three".