22006651226639 has 2 divisors, whose sum is σ = 22006651226640. Its totient is φ = 22006651226638.

The previous prime is 22006651226597. The next prime is 22006651226663. The reversal of 22006651226639 is 93662215660022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22006651226639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22006651226669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11003325613319 + 11003325613320.

It is an arithmetic number, because the mean of its divisors is an integer number (11003325613320).

Almost surely, 2^{22006651226639} is an apocalyptic number.

22006651226639 is a deficient number, since it is larger than the sum of its proper divisors (1).

22006651226639 is an equidigital number, since it uses as much as digits as its factorization.

22006651226639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 22006651226639 in words is "twenty-two trillion, six billion, six hundred fifty-one million, two hundred twenty-six thousand, six hundred thirty-nine".