26726252162231 has 2 divisors, whose sum is σ = 26726252162232. Its totient is φ = 26726252162230.

The previous prime is 26726252162209. The next prime is 26726252162249. The reversal of 26726252162231 is 13226125262762.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26726252162231 - 2²² = 26726247967927 is a prime.

It is a super-2 number, since 2×26726252162231² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26726252162251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13363126081115 + 13363126081116.

It is an arithmetic number, because the mean of its divisors is an integer number (13363126081116).

Almost surely, 2^{26726252162231} is an apocalyptic number.

26726252162231 is a deficient number, since it is larger than the sum of its proper divisors (1).

26726252162231 is an equidigital number, since it uses as much as digits as its factorization.

26726252162231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 47.

The spelling of 26726252162231 in words is "twenty-six trillion, seven hundred twenty-six billion, two hundred fifty-two million, one hundred sixty-two thousand, two hundred thirty-one".