26423123651 has 2 divisors, whose sum is σ = 26423123652. Its totient is φ = 26423123650.

The previous prime is 26423123591. The next prime is 26423123653. The reversal of 26423123651 is 15632132462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26423123651 is a prime.

Together with 26423123653, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26423123653) 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, 13211561825 + 13211561826.

It is an arithmetic number, because the mean of its divisors is an integer number (13211561826).

Almost surely, 2^26423123651 is an apocalyptic number.

26423123651 is a deficient number, since it is larger than the sum of its proper divisors (1).

26423123651 is an equidigital number, since it uses as much as digits as its factorization.

26423123651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 35.

The spelling of 26423123651 in words is "twenty-six billion, four hundred twenty-three million, one hundred twenty-three thousand, six hundred fifty-one".