22263973937 has 2 divisors, whose sum is σ = 22263973938. Its totient is φ = 22263973936.

The previous prime is 22263973913. The next prime is 22263973939. The reversal of 22263973937 is 73937936222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20345884321 + 1918089616 = 142639^2 + 43796^2 .

It is a cyclic number.

It is not a de Polignac number, because 22263973937 - 2²⁴ = 22247196721 is a prime.

Together with 22263973939, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22263973939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11131986968 + 11131986969.

It is an arithmetic number, because the mean of its divisors is an integer number (11131986969).

Almost surely, 2^22263973937 is an apocalyptic number.

It is an amenable number.

22263973937 is a deficient number, since it is larger than the sum of its proper divisors (1).

22263973937 is an equidigital number, since it uses as much as digits as its factorization.

22263973937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5143824, while the sum is 53.

The spelling of 22263973937 in words is "twenty-two billion, two hundred sixty-three million, nine hundred seventy-three thousand, nine hundred thirty-seven".