25755874799 has 2 divisors, whose sum is σ = 25755874800. Its totient is φ = 25755874798.

The previous prime is 25755874763. The next prime is 25755874843. The reversal of 25755874799 is 99747855752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25755874799 - 2¹⁶ = 25755809263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25755874709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12877937399 + 12877937400.

It is an arithmetic number, because the mean of its divisors is an integer number (12877937400).

Almost surely, 2^25755874799 is an apocalyptic number.

25755874799 is a deficient number, since it is larger than the sum of its proper divisors (1).

25755874799 is an equidigital number, since it uses as much as digits as its factorization.

25755874799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 222264000, while the sum is 68.

The spelling of 25755874799 in words is "twenty-five billion, seven hundred fifty-five million, eight hundred seventy-four thousand, seven hundred ninety-nine".