26193972323 has 2 divisors, whose sum is σ = 26193972324. Its totient is φ = 26193972322.

The previous prime is 26193972239. The next prime is 26193972331. The reversal of 26193972323 is 32327939162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26193972323 - 2¹⁰ = 26193971299 is a prime.

It is a super-3 number, since 3×26193972323³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (26193972353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13096986161 + 13096986162.

It is an arithmetic number, because the mean of its divisors is an integer number (13096986162).

Almost surely, 2^26193972323 is an apocalyptic number.

26193972323 is a deficient number, since it is larger than the sum of its proper divisors (1).

26193972323 is an equidigital number, since it uses as much as digits as its factorization.

26193972323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 47.

The spelling of 26193972323 in words is "twenty-six billion, one hundred ninety-three million, nine hundred seventy-two thousand, three hundred twenty-three".