26360135899 has 2 divisors, whose sum is σ = 26360135900. Its totient is φ = 26360135898.

The previous prime is 26360135897. The next prime is 26360135929. The reversal of 26360135899 is 99853106362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26360135899 - 2¹ = 26360135897 is a prime.

It is a super-2 number, since 2×26360135899² (a number of 22 digits) contains 22 as substring.

Together with 26360135897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26360135897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13180067949 + 13180067950.

It is an arithmetic number, because the mean of its divisors is an integer number (13180067950).

Almost surely, 2^26360135899 is an apocalyptic number.

26360135899 is a deficient number, since it is larger than the sum of its proper divisors (1).

26360135899 is an equidigital number, since it uses as much as digits as its factorization.

26360135899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2099520, while the sum is 52.

The spelling of 26360135899 in words is "twenty-six billion, three hundred sixty million, one hundred thirty-five thousand, eight hundred ninety-nine".