25709617883 has 2 divisors, whose sum is σ = 25709617884. Its totient is φ = 25709617882.

The previous prime is 25709617873. The next prime is 25709617889. The reversal of 25709617883 is 38871690752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25709617883 - 2¹⁶ = 25709552347 is a prime.

It is not a weakly prime, because it can be changed into another prime (25709617889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12854808941 + 12854808942.

It is an arithmetic number, because the mean of its divisors is an integer number (12854808942).

Almost surely, 2^25709617883 is an apocalyptic number.

25709617883 is a deficient number, since it is larger than the sum of its proper divisors (1).

25709617883 is an equidigital number, since it uses as much as digits as its factorization.

25709617883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5080320, while the sum is 56.

The spelling of 25709617883 in words is "twenty-five billion, seven hundred nine million, six hundred seventeen thousand, eight hundred eighty-three".