26226462204697 has 2 divisors, whose sum is σ = 26226462204698. Its totient is φ = 26226462204696.

The previous prime is 26226462204661. The next prime is 26226462204731. The reversal of 26226462204697 is 79640226462262.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18417924975321 + 7808537229376 = 4291611^2 + 2794376^2 .

It is a cyclic number.

It is not a de Polignac number, because 26226462204697 - 2¹⁹ = 26226461680409 is a prime.

It is not a weakly prime, because it can be changed into another prime (26226462204617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13113231102348 + 13113231102349.

It is an arithmetic number, because the mean of its divisors is an integer number (13113231102349).

Almost surely, 2^{26226462204697} is an apocalyptic number.

It is an amenable number.

26226462204697 is a deficient number, since it is larger than the sum of its proper divisors (1).

26226462204697 is an equidigital number, since it uses as much as digits as its factorization.

26226462204697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41803776, while the sum is 58.

The spelling of 26226462204697 in words is "twenty-six trillion, two hundred twenty-six billion, four hundred sixty-two million, two hundred four thousand, six hundred ninety-seven".