26799122173451 has 2 divisors, whose sum is σ = 26799122173452. Its totient is φ = 26799122173450.

The previous prime is 26799122173441. The next prime is 26799122173493. The reversal of 26799122173451 is 15437122199762.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26799122173451 is a prime.

It is not a weakly prime, because it can be changed into another prime (26799122173441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13399561086725 + 13399561086726.

It is an arithmetic number, because the mean of its divisors is an integer number (13399561086726).

Almost surely, 2^{26799122173451} is an apocalyptic number.

26799122173451 is a deficient number, since it is larger than the sum of its proper divisors (1).

26799122173451 is an equidigital number, since it uses as much as digits as its factorization.

26799122173451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11430720, while the sum is 59.

The spelling of 26799122173451 in words is "twenty-six trillion, seven hundred ninety-nine billion, one hundred twenty-two million, one hundred seventy-three thousand, four hundred fifty-one".