25414431079 has 2 divisors, whose sum is σ = 25414431080. Its totient is φ = 25414431078.

The previous prime is 25414431019. The next prime is 25414431113. The reversal of 25414431079 is 97013441452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25414431079 - 2²⁷ = 25280213351 is a prime.

It is a super-2 number, since 2×25414431079² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25414431019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12707215539 + 12707215540.

It is an arithmetic number, because the mean of its divisors is an integer number (12707215540).

Almost surely, 2^25414431079 is an apocalyptic number.

25414431079 is a deficient number, since it is larger than the sum of its proper divisors (1).

25414431079 is an equidigital number, since it uses as much as digits as its factorization.

25414431079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 25414431079 in words is "twenty-five billion, four hundred fourteen million, four hundred thirty-one thousand, seventy-nine".