26223828789877 has 2 divisors, whose sum is σ = 26223828789878. Its totient is φ = 26223828789876.

The previous prime is 26223828789863. The next prime is 26223828789971. The reversal of 26223828789877 is 77898782832262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24185061744561 + 2038767045316 = 4917831^2 + 1427854^2 .

It is a cyclic number.

It is not a de Polignac number, because 26223828789877 - 2⁷ = 26223828789749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26223828789797 and 26223828789806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26223828789827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13111914394938 + 13111914394939.

It is an arithmetic number, because the mean of its divisors is an integer number (13111914394939).

Almost surely, 2^{26223828789877} is an apocalyptic number.

It is an amenable number.

26223828789877 is a deficient number, since it is larger than the sum of its proper divisors (1).

26223828789877 is an equidigital number, since it uses as much as digits as its factorization.

26223828789877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3641573376, while the sum is 79.

The spelling of 26223828789877 in words is "twenty-six trillion, two hundred twenty-three billion, eight hundred twenty-eight million, seven hundred eighty-nine thousand, eight hundred seventy-seven".