239005374277 has 2 divisors, whose sum is σ = 239005374278. Its totient is φ = 239005374276.

The previous prime is 239005374221. The next prime is 239005374323. The reversal of 239005374277 is 772473500932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125337948961 + 113667425316 = 354031^2 + 337146^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-239005374277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 239005374277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239005374217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119502687138 + 119502687139.

It is an arithmetic number, because the mean of its divisors is an integer number (119502687139).

Almost surely, 2^239005374277 is an apocalyptic number.

It is an amenable number.

239005374277 is a deficient number, since it is larger than the sum of its proper divisors (1).

239005374277 is an equidigital number, since it uses as much as digits as its factorization.

239005374277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2222640, while the sum is 49.

The spelling of 239005374277 in words is "two hundred thirty-nine billion, five million, three hundred seventy-four thousand, two hundred seventy-seven".