26669362943 has 2 divisors, whose sum is σ = 26669362944. Its totient is φ = 26669362942.

The previous prime is 26669362927. The next prime is 26669362957. The reversal of 26669362943 is 34926396662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26669362943 - 2⁴ = 26669362927 is a prime.

It is a super-2 number, since 2×26669362943² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26669362963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13334681471 + 13334681472.

It is an arithmetic number, because the mean of its divisors is an integer number (13334681472).

Almost surely, 2^26669362943 is an apocalyptic number.

26669362943 is a deficient number, since it is larger than the sum of its proper divisors (1).

26669362943 is an equidigital number, since it uses as much as digits as its factorization.

26669362943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15116544, while the sum is 56.

The spelling of 26669362943 in words is "twenty-six billion, six hundred sixty-nine million, three hundred sixty-two thousand, nine hundred forty-three".