22851864293 has 2 divisors, whose sum is σ = 22851864294. Its totient is φ = 22851864292.

The previous prime is 22851864227. The next prime is 22851864341. The reversal of 22851864293 is 39246815822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21639292609 + 1212571684 = 147103^2 + 34822^2 .

It is a cyclic number.

It is not a de Polignac number, because 22851864293 - 2³² = 18556896997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22851864793) 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, 11425932146 + 11425932147.

It is an arithmetic number, because the mean of its divisors is an integer number (11425932147).

Almost surely, 2^22851864293 is an apocalyptic number.

It is an amenable number.

22851864293 is a deficient number, since it is larger than the sum of its proper divisors (1).

22851864293 is an equidigital number, since it uses as much as digits as its factorization.

22851864293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 50.

The spelling of 22851864293 in words is "twenty-two billion, eight hundred fifty-one million, eight hundred sixty-four thousand, two hundred ninety-three".