25427485943 has 2 divisors, whose sum is σ = 25427485944. Its totient is φ = 25427485942.

The previous prime is 25427485901. The next prime is 25427485961. The reversal of 25427485943 is 34958472452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25427485943 - 2⁶ = 25427485879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25427385943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12713742971 + 12713742972.

It is an arithmetic number, because the mean of its divisors is an integer number (12713742972).

Almost surely, 2^25427485943 is an apocalyptic number.

25427485943 is a deficient number, since it is larger than the sum of its proper divisors (1).

25427485943 is an equidigital number, since it uses as much as digits as its factorization.

25427485943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9676800, while the sum is 53.

The spelling of 25427485943 in words is "twenty-five billion, four hundred twenty-seven million, four hundred eighty-five thousand, nine hundred forty-three".