26385303899 has 2 divisors, whose sum is σ = 26385303900. Its totient is φ = 26385303898.

The previous prime is 26385303881. The next prime is 26385303907. The reversal of 26385303899 is 99830358362.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26385303899 is a prime.

It is not a weakly prime, because it can be changed into another prime (26385303809) 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, 13192651949 + 13192651950.

It is an arithmetic number, because the mean of its divisors is an integer number (13192651950).

Almost surely, 2^26385303899 is an apocalyptic number.

26385303899 is a deficient number, since it is larger than the sum of its proper divisors (1).

26385303899 is an equidigital number, since it uses as much as digits as its factorization.

26385303899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8398080, while the sum is 56.

The spelling of 26385303899 in words is "twenty-six billion, three hundred eighty-five million, three hundred three thousand, eight hundred ninety-nine".