22050542499989 has 2 divisors, whose sum is σ = 22050542499990. Its totient is φ = 22050542499988.

The previous prime is 22050542499943. The next prime is 22050542500031. The reversal of 22050542499989 is 98999424505022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21888409035025 + 162133464964 = 4678505^2 + 402658^2 .

It is a cyclic number.

It is not a de Polignac number, because 22050542499989 - 2²⁰ = 22050541451413 is a prime.

It is a super-2 number, since 2×22050542499989² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22050542499889) 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, 11025271249994 + 11025271249995.

It is an arithmetic number, because the mean of its divisors is an integer number (11025271249995).

Almost surely, 2^{22050542499989} is an apocalyptic number.

It is an amenable number.

22050542499989 is a deficient number, since it is larger than the sum of its proper divisors (1).

22050542499989 is an equidigital number, since it uses as much as digits as its factorization.

22050542499989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 167961600, while the sum is 68.

The spelling of 22050542499989 in words is "twenty-two trillion, fifty billion, five hundred forty-two million, four hundred ninety-nine thousand, nine hundred eighty-nine".