25320555012253 has 2 divisors, whose sum is σ = 25320555012254. Its totient is φ = 25320555012252.

The previous prime is 25320555012227. The next prime is 25320555012271. The reversal of 25320555012253 is 35221055502352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25224481670404 + 96073341849 = 5022398^2 + 309957^2 .

It is a cyclic number.

It is not a de Polignac number, because 25320555012253 - 2²⁵ = 25320521457821 is a prime.

It is a super-2 number, since 2×25320555012253² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25320555012293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12660277506126 + 12660277506127.

It is an arithmetic number, because the mean of its divisors is an integer number (12660277506127).

Almost surely, 2^{25320555012253} is an apocalyptic number.

It is an amenable number.

25320555012253 is a deficient number, since it is larger than the sum of its proper divisors (1).

25320555012253 is an equidigital number, since it uses as much as digits as its factorization.

25320555012253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450000, while the sum is 40.

The spelling of 25320555012253 in words is "twenty-five trillion, three hundred twenty billion, five hundred fifty-five million, twelve thousand, two hundred fifty-three".