26422051213 has 2 divisors, whose sum is σ = 26422051214. Its totient is φ = 26422051212.

The previous prime is 26422051181. The next prime is 26422051217. The reversal of 26422051213 is 31215022462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26400725289 + 21325924 = 162483^2 + 4618^2 .

It is a cyclic number.

It is not a de Polignac number, because 26422051213 - 2⁵ = 26422051181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26422051217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13211025606 + 13211025607.

It is an arithmetic number, because the mean of its divisors is an integer number (13211025607).

Almost surely, 2^26422051213 is an apocalyptic number.

It is an amenable number.

26422051213 is a deficient number, since it is larger than the sum of its proper divisors (1).

26422051213 is an equidigital number, since it uses as much as digits as its factorization.

26422051213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 26422051213 its reverse (31215022462), we get a palindrome (57637073675).

The spelling of 26422051213 in words is "twenty-six billion, four hundred twenty-two million, fifty-one thousand, two hundred thirteen".