265236155145163 has 2 divisors, whose sum is σ = 265236155145164. Its totient is φ = 265236155145162.

The previous prime is 265236155145103. The next prime is 265236155145187. The reversal of 265236155145163 is 361541551632562.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265236155145163 is a prime.

It is not a weakly prime, because it can be changed into another prime (265236155145103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132618077572581 + 132618077572582.

It is an arithmetic number, because the mean of its divisors is an integer number (132618077572582).

Almost surely, 2^{265236155145163} is an apocalyptic number.

265236155145163 is a deficient number, since it is larger than the sum of its proper divisors (1).

265236155145163 is an equidigital number, since it uses as much as digits as its factorization.

265236155145163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440000, while the sum is 55.

The spelling of 265236155145163 in words is "two hundred sixty-five trillion, two hundred thirty-six billion, one hundred fifty-five million, one hundred forty-five thousand, one hundred sixty-three".