2209973616353 has 2 divisors, whose sum is σ = 2209973616354. Its totient is φ = 2209973616352.

The previous prime is 2209973616349. The next prime is 2209973616439. The reversal of 2209973616353 is 3536163799022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1412824636129 + 797148980224 = 1188623^2 + 892832^2 .

It is a cyclic number.

It is not a de Polignac number, because 2209973616353 - 2² = 2209973616349 is a prime.

It is not a weakly prime, because it can be changed into another prime (2209973619353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1104986808176 + 1104986808177.

It is an arithmetic number, because the mean of its divisors is an integer number (1104986808177).

Almost surely, 2^{2209973616353} is an apocalyptic number.

It is an amenable number.

2209973616353 is a deficient number, since it is larger than the sum of its proper divisors (1).

2209973616353 is an equidigital number, since it uses as much as digits as its factorization.

2209973616353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11022480, while the sum is 56.

The spelling of 2209973616353 in words is "two trillion, two hundred nine billion, nine hundred seventy-three million, six hundred sixteen thousand, three hundred fifty-three".