25916325419 has 2 divisors, whose sum is σ = 25916325420. Its totient is φ = 25916325418.

The previous prime is 25916325403. The next prime is 25916325433. The reversal of 25916325419 is 91452361952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25916325419 - 2⁴ = 25916325403 is a prime.

It is a super-2 number, since 2×25916325419² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25916325619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12958162709 + 12958162710.

It is an arithmetic number, because the mean of its divisors is an integer number (12958162710).

Almost surely, 2^25916325419 is an apocalyptic number.

25916325419 is a deficient number, since it is larger than the sum of its proper divisors (1).

25916325419 is an equidigital number, since it uses as much as digits as its factorization.

25916325419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 47.

The spelling of 25916325419 in words is "twenty-five billion, nine hundred sixteen million, three hundred twenty-five thousand, four hundred nineteen".