25163051201 has 2 divisors, whose sum is σ = 25163051202. Its totient is φ = 25163051200.

The previous prime is 25163051183. The next prime is 25163051227. The reversal of 25163051201 is 10215036152.

It is an a-pointer prime, because the next prime (25163051227) can be obtained adding 25163051201 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19786642225 + 5376408976 = 140665^2 + 73324^2 .

It is a cyclic number.

It is not a de Polignac number, because 25163051201 - 2¹⁰ = 25163050177 is a prime.

It is not a weakly prime, because it can be changed into another prime (25163051231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12581525600 + 12581525601.

It is an arithmetic number, because the mean of its divisors is an integer number (12581525601).

Almost surely, 2^25163051201 is an apocalyptic number.

It is an amenable number.

25163051201 is a deficient number, since it is larger than the sum of its proper divisors (1).

25163051201 is an equidigital number, since it uses as much as digits as its factorization.

25163051201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 25163051201 its reverse (10215036152), we get a palindrome (35378087353).

The spelling of 25163051201 in words is "twenty-five billion, one hundred sixty-three million, fifty-one thousand, two hundred one".