26992298669653 has 2 divisors, whose sum is σ = 26992298669654. Its totient is φ = 26992298669652.

The previous prime is 26992298669587. The next prime is 26992298669669. The reversal of 26992298669653 is 35696689229962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17243272860004 + 9749025809649 = 4152502^2 + 3122343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26992298669653 is a prime.

It is a super-2 number, since 2×26992298669653² (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 (26992298669153) 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, 13496149334826 + 13496149334827.

It is an arithmetic number, because the mean of its divisors is an integer number (13496149334827).

Almost surely, 2^{26992298669653} is an apocalyptic number.

It is an amenable number.

26992298669653 is a deficient number, since it is larger than the sum of its proper divisors (1).

26992298669653 is an equidigital number, since it uses as much as digits as its factorization.

26992298669653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8162933760, while the sum is 82.

The spelling of 26992298669653 in words is "twenty-six trillion, nine hundred ninety-two billion, two hundred ninety-eight million, six hundred sixty-nine thousand, six hundred fifty-three".