22049891063 has 2 divisors, whose sum is σ = 22049891064. Its totient is φ = 22049891062.

The previous prime is 22049891051. The next prime is 22049891099. The reversal of 22049891063 is 36019894022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22049891063 - 2⁴ = 22049891047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22049891023) 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, 11024945531 + 11024945532.

It is an arithmetic number, because the mean of its divisors is an integer number (11024945532).

Almost surely, 2^22049891063 is an apocalyptic number.

22049891063 is a deficient number, since it is larger than the sum of its proper divisors (1).

22049891063 is an equidigital number, since it uses as much as digits as its factorization.

22049891063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 22049891063 in words is "twenty-two billion, forty-nine million, eight hundred ninety-one thousand, sixty-three".