242777347223333 has 4 divisors (see below), whose sum is σ = 261452527778988. Its totient is φ = 224102166667680.

The previous prime is 242777347223309. The next prime is 242777347223401. The reversal of 242777347223333 is 333322743777242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 94983288007969 + 147794059215364 = 9745937^2 + 12157058^2 .

It is a cyclic number.

It is not a de Polignac number, because 242777347223333 - 2¹⁴ = 242777347206949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242777347220333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9337590277808 + ... + 9337590277833.

It is an arithmetic number, because the mean of its divisors is an integer number (65363131944747).

Almost surely, 2^{242777347223333} is an apocalyptic number.

It is an amenable number.

242777347223333 is a deficient number, since it is larger than the sum of its proper divisors (18675180555655).

242777347223333 is a wasteful number, since it uses less digits than its factorization.

242777347223333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18675180555654.

The product of its digits is 149361408, while the sum is 59.

The spelling of 242777347223333 in words is "two hundred forty-two trillion, seven hundred seventy-seven billion, three hundred forty-seven million, two hundred twenty-three thousand, three hundred thirty-three".