295056638338261 has 2 divisors, whose sum is σ = 295056638338262. Its totient is φ = 295056638338260.

The previous prime is 295056638338243. The next prime is 295056638338271. The reversal of 295056638338261 is 162833836650592.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199391513807236 + 95665124531025 = 14120606^2 + 9780855^2 .

It is a cyclic number.

It is not a de Polignac number, because 295056638338261 - 2¹⁵ = 295056638305493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (295056638338211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 147528319169130 + 147528319169131.

It is an arithmetic number, because the mean of its divisors is an integer number (147528319169131).

Almost surely, 2^{295056638338261} is an apocalyptic number.

It is an amenable number.

295056638338261 is a deficient number, since it is larger than the sum of its proper divisors (1).

295056638338261 is an equidigital number, since it uses as much as digits as its factorization.

295056638338261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 335923200, while the sum is 67.

The spelling of 295056638338261 in words is "two hundred ninety-five trillion, fifty-six billion, six hundred thirty-eight million, three hundred thirty-eight thousand, two hundred sixty-one".