25451543325151 has 2 divisors, whose sum is σ = 25451543325152. Its totient is φ = 25451543325150.

The previous prime is 25451543325139. The next prime is 25451543325287. The reversal of 25451543325151 is 15152334515452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25451543325151 - 2⁷ = 25451543325023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25451543325751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12725771662575 + 12725771662576.

It is an arithmetic number, because the mean of its divisors is an integer number (12725771662576).

Almost surely, 2^{25451543325151} is an apocalyptic number.

25451543325151 is a deficient number, since it is larger than the sum of its proper divisors (1).

25451543325151 is an equidigital number, since it uses as much as digits as its factorization.

25451543325151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800000, while the sum is 46.

The spelling of 25451543325151 in words is "twenty-five trillion, four hundred fifty-one billion, five hundred forty-three million, three hundred twenty-five thousand, one hundred fifty-one".