26536800803 has 2 divisors, whose sum is σ = 26536800804. Its totient is φ = 26536800802.

The previous prime is 26536800799. The next prime is 26536800839. The reversal of 26536800803 is 30800863562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26536800803 - 2² = 26536800799 is a prime.

It is not a weakly prime, because it can be changed into another prime (26536800883) 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, 13268400401 + 13268400402.

It is an arithmetic number, because the mean of its divisors is an integer number (13268400402).

Almost surely, 2^26536800803 is an apocalyptic number.

26536800803 is a deficient number, since it is larger than the sum of its proper divisors (1).

26536800803 is an equidigital number, since it uses as much as digits as its factorization.

26536800803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 26536800803 in words is "twenty-six billion, five hundred thirty-six million, eight hundred thousand, eight hundred three".