26194807423 has 2 divisors, whose sum is σ = 26194807424. Its totient is φ = 26194807422.

The previous prime is 26194807393. The next prime is 26194807447. The reversal of 26194807423 is 32470849162.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26194807423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26194907423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13097403711 + 13097403712.

It is an arithmetic number, because the mean of its divisors is an integer number (13097403712).

Almost surely, 2^26194807423 is an apocalyptic number.

26194807423 is a deficient number, since it is larger than the sum of its proper divisors (1).

26194807423 is an equidigital number, since it uses as much as digits as its factorization.

26194807423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 26194807423 in words is "twenty-six billion, one hundred ninety-four million, eight hundred seven thousand, four hundred twenty-three".