26422444144207 has 2 divisors, whose sum is σ = 26422444144208. Its totient is φ = 26422444144206.

The previous prime is 26422444144193. The next prime is 26422444144219. The reversal of 26422444144207 is 70244144422462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26422444144207 is a prime.

It is a super-2 number, since 2×26422444144207² (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 (26422444148207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13211222072103 + 13211222072104.

It is an arithmetic number, because the mean of its divisors is an integer number (13211222072104).

Almost surely, 2^{26422444144207} is an apocalyptic number.

26422444144207 is a deficient number, since it is larger than the sum of its proper divisors (1).

26422444144207 is an equidigital number, since it uses as much as digits as its factorization.

26422444144207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2752512, while the sum is 46.

Adding to 26422444144207 its reverse (70244144422462), we get a palindrome (96666588566669).

The spelling of 26422444144207 in words is "twenty-six trillion, four hundred twenty-two billion, four hundred forty-four million, one hundred forty-four thousand, two hundred seven".