404243102233273 has 2 divisors, whose sum is σ = 404243102233274. Its totient is φ = 404243102233272.

The previous prime is 404243102233241. The next prime is 404243102233279. The reversal of 404243102233273 is 372332201342404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253246388756089 + 150996713477184 = 15913717^2 + 12288072^2 .

It is a cyclic number.

It is not a de Polignac number, because 404243102233273 - 2⁵ = 404243102233241 is a prime.

It is not a weakly prime, because it can be changed into another prime (404243102233279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202121551116636 + 202121551116637.

It is an arithmetic number, because the mean of its divisors is an integer number (202121551116637).

Almost surely, 2^{404243102233273} is an apocalyptic number.

It is an amenable number.

404243102233273 is a deficient number, since it is larger than the sum of its proper divisors (1).

404243102233273 is an equidigital number, since it uses as much as digits as its factorization.

404243102233273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 40.

Adding to 404243102233273 its reverse (372332201342404), we get a palindrome (776575303575677).

The spelling of 404243102233273 in words is "four hundred four trillion, two hundred forty-three billion, one hundred two million, two hundred thirty-three thousand, two hundred seventy-three".