25275027502493 has 2 divisors, whose sum is σ = 25275027502494. Its totient is φ = 25275027502492.

The previous prime is 25275027502489. The next prime is 25275027502531. The reversal of 25275027502493 is 39420572057252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25218294455524 + 56733046969 = 5021782^2 + 238187^2 .

It is a cyclic number.

It is not a de Polignac number, because 25275027502493 - 2² = 25275027502489 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25275027502453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12637513751246 + 12637513751247.

It is an arithmetic number, because the mean of its divisors is an integer number (12637513751247).

Almost surely, 2^{25275027502493} is an apocalyptic number.

It is an amenable number.

25275027502493 is a deficient number, since it is larger than the sum of its proper divisors (1).

25275027502493 is an equidigital number, since it uses as much as digits as its factorization.

25275027502493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584000, while the sum is 53.

The spelling of 25275027502493 in words is "twenty-five trillion, two hundred seventy-five billion, twenty-seven million, five hundred two thousand, four hundred ninety-three".