25672115201 has 2 divisors, whose sum is σ = 25672115202. Its totient is φ = 25672115200.

The previous prime is 25672115173. The next prime is 25672115207. The reversal of 25672115201 is 10251127652.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14526034576 + 11146080625 = 120524^2 + 105575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25672115201 is a prime.

It is not a weakly prime, because it can be changed into another prime (25672115207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12836057600 + 12836057601.

It is an arithmetic number, because the mean of its divisors is an integer number (12836057601).

Almost surely, 2^25672115201 is an apocalyptic number.

It is an amenable number.

25672115201 is a deficient number, since it is larger than the sum of its proper divisors (1).

25672115201 is an equidigital number, since it uses as much as digits as its factorization.

25672115201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 25672115201 in words is "twenty-five billion, six hundred seventy-two million, one hundred fifteen thousand, two hundred one".