26222244064004 has 12 divisors (see below), whose sum is σ = 45889012539804. Its totient is φ = 13111097624064.

The previous prime is 26222244064001. The next prime is 26222244064013. The reversal of 26222244064004 is 40046044222262.

It can be written as a sum of positive squares in 2 ways, for example, as 19171349820100 + 7050894243904 = 4378510^2 + 2655352^2 .

It is not an unprimeable number, because it can be changed into a prime (26222244064001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3567797 + ... + 8073020.

It is an arithmetic number, because the mean of its divisors is an integer number (3824084378317).

Almost surely, 2^{26222244064004} is an apocalyptic number.

It is an amenable number.

26222244064004 is a deficient number, since it is larger than the sum of its proper divisors (19666768475800).

26222244064004 is a wasteful number, since it uses less digits than its factorization.

26222244064004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12203974 (or 12203972 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 26222244064004 its reverse (40046044222262), we get a palindrome (66268288286266).

The spelling of 26222244064004 in words is "twenty-six trillion, two hundred twenty-two billion, two hundred forty-four million, sixty-four thousand, four".