25540106235053 has 2 divisors, whose sum is σ = 25540106235054. Its totient is φ = 25540106235052.

The previous prime is 25540106234977. The next prime is 25540106235073. The reversal of 25540106235053 is 35053260104552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25434703418089 + 105402816964 = 5043283^2 + 324658^2 .

It is a cyclic number.

It is not a de Polignac number, because 25540106235053 - 2³⁰ = 25539032493229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25540106235053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25540106235073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12770053117526 + 12770053117527.

It is an arithmetic number, because the mean of its divisors is an integer number (12770053117527).

Almost surely, 2^{25540106235053} is an apocalyptic number.

It is an amenable number.

25540106235053 is a deficient number, since it is larger than the sum of its proper divisors (1).

25540106235053 is an equidigital number, since it uses as much as digits as its factorization.

25540106235053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 25540106235053 in words is "twenty-five trillion, five hundred forty billion, one hundred six million, two hundred thirty-five thousand, fifty-three".