265140255055163 has 2 divisors, whose sum is σ = 265140255055164. Its totient is φ = 265140255055162.

The previous prime is 265140255055069. The next prime is 265140255055243. The reversal of 265140255055163 is 361550552041562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265140255055163 - 2²⁴ = 265140238277947 is a prime.

It is not a weakly prime, because it can be changed into another prime (265140255045163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132570127527581 + 132570127527582.

It is an arithmetic number, because the mean of its divisors is an integer number (132570127527582).

Almost surely, 2^{265140255055163} is an apocalyptic number.

265140255055163 is a deficient number, since it is larger than the sum of its proper divisors (1).

265140255055163 is an equidigital number, since it uses as much as digits as its factorization.

265140255055163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400000, while the sum is 50.

The spelling of 265140255055163 in words is "two hundred sixty-five trillion, one hundred forty billion, two hundred fifty-five million, fifty-five thousand, one hundred sixty-three".