26313122399 has 2 divisors, whose sum is σ = 26313122400. Its totient is φ = 26313122398.

The previous prime is 26313122387. The next prime is 26313122411. The reversal of 26313122399 is 99322131362.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (26313122387) and next prime (26313122411).

It is a cyclic number.

It is not a de Polignac number, because 26313122399 - 2⁴ = 26313122383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26313128399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13156561199 + 13156561200.

It is an arithmetic number, because the mean of its divisors is an integer number (13156561200).

Almost surely, 2^26313122399 is an apocalyptic number.

26313122399 is a deficient number, since it is larger than the sum of its proper divisors (1).

26313122399 is an equidigital number, since it uses as much as digits as its factorization.

26313122399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 41.

The spelling of 26313122399 in words is "twenty-six billion, three hundred thirteen million, one hundred twenty-two thousand, three hundred ninety-nine".