25236001149971 has 2 divisors, whose sum is σ = 25236001149972. Its totient is φ = 25236001149970.

The previous prime is 25236001149937. The next prime is 25236001150033. The reversal of 25236001149971 is 17994110063252.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25236001149971 is a prime.

It is not a weakly prime, because it can be changed into another prime (25236001149571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12618000574985 + 12618000574986.

It is an arithmetic number, because the mean of its divisors is an integer number (12618000574986).

Almost surely, 2^{25236001149971} is an apocalyptic number.

25236001149971 is a deficient number, since it is larger than the sum of its proper divisors (1).

25236001149971 is an equidigital number, since it uses as much as digits as its factorization.

25236001149971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 25236001149971 in words is "twenty-five trillion, two hundred thirty-six billion, one million, one hundred forty-nine thousand, nine hundred seventy-one".