26222116136 has 16 divisors (see below), whose sum is σ = 49479632340. Its totient is φ = 13027547520.

The previous prime is 26222116127. The next prime is 26222116153. The reversal of 26222116136 is 63161122262.

It can be written as a sum of positive squares in 2 ways, for example, as 24096352900 + 2125763236 = 155230^2 + 46106^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10437485 + ... + 10439996.

Almost surely, 2^26222116136 is an apocalyptic number.

It is an amenable number.

26222116136 is a deficient number, since it is larger than the sum of its proper divisors (23257516204).

26222116136 is a wasteful number, since it uses less digits than its factorization.

26222116136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20877644 (or 20877640 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

Adding to 26222116136 its reverse (63161122262), we get a palindrome (89383238398).

The spelling of 26222116136 in words is "twenty-six billion, two hundred twenty-two million, one hundred sixteen thousand, one hundred thirty-six".