25796856983 has 2 divisors, whose sum is σ = 25796856984. Its totient is φ = 25796856982.

The previous prime is 25796856937. The next prime is 25796857091. The reversal of 25796856983 is 38965869752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25796856983 - 2¹⁴ = 25796840599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25796856083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12898428491 + 12898428492.

It is an arithmetic number, because the mean of its divisors is an integer number (12898428492).

Almost surely, 2^25796856983 is an apocalyptic number.

25796856983 is a deficient number, since it is larger than the sum of its proper divisors (1).

25796856983 is an equidigital number, since it uses as much as digits as its factorization.

25796856983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 195955200, while the sum is 68.

The spelling of 25796856983 in words is "twenty-five billion, seven hundred ninety-six million, eight hundred fifty-six thousand, nine hundred eighty-three".