22553747705273 has 2 divisors, whose sum is σ = 22553747705274. Its totient is φ = 22553747705272.

The previous prime is 22553747705263. The next prime is 22553747705299. The reversal of 22553747705273 is 37250774735522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22430709515449 + 123038189824 = 4736107^2 + 350768^2 .

It is a cyclic number.

It is not a de Polignac number, because 22553747705273 - 2¹⁰ = 22553747704249 is a prime.

It is a super-2 number, since 2×22553747705273² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22553747705213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11276873852636 + 11276873852637.

It is an arithmetic number, because the mean of its divisors is an integer number (11276873852637).

Almost surely, 2^{22553747705273} is an apocalyptic number.

It is an amenable number.

22553747705273 is a deficient number, since it is larger than the sum of its proper divisors (1).

22553747705273 is an equidigital number, since it uses as much as digits as its factorization.

22553747705273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86436000, while the sum is 59.

The spelling of 22553747705273 in words is "twenty-two trillion, five hundred fifty-three billion, seven hundred forty-seven million, seven hundred five thousand, two hundred seventy-three".