25255253099 has 2 divisors, whose sum is σ = 25255253100. Its totient is φ = 25255253098.

The previous prime is 25255253069. The next prime is 25255253119. The reversal of 25255253099 is 99035255252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25255253099 - 2²⁴ = 25238475883 is a prime.

It is a super-3 number, since 3×25255253099³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (25255253069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12627626549 + 12627626550.

It is an arithmetic number, because the mean of its divisors is an integer number (12627626550).

Almost surely, 2^25255253099 is an apocalyptic number.

25255253099 is a deficient number, since it is larger than the sum of its proper divisors (1).

25255253099 is an equidigital number, since it uses as much as digits as its factorization.

25255253099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215000, while the sum is 47.

The spelling of 25255253099 in words is "twenty-five billion, two hundred fifty-five million, two hundred fifty-three thousand, ninety-nine".