265550246147 has 2 divisors, whose sum is σ = 265550246148. Its totient is φ = 265550246146.

The previous prime is 265550246141. The next prime is 265550246149. The reversal of 265550246147 is 741642055562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265550246147 - 2²² = 265546051843 is a prime.

Together with 265550246149, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (265550246141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132775123073 + 132775123074.

It is an arithmetic number, because the mean of its divisors is an integer number (132775123074).

Almost surely, 2^265550246147 is an apocalyptic number.

265550246147 is a deficient number, since it is larger than the sum of its proper divisors (1).

265550246147 is an equidigital number, since it uses as much as digits as its factorization.

265550246147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016000, while the sum is 47.

The spelling of 265550246147 in words is "two hundred sixty-five billion, five hundred fifty million, two hundred forty-six thousand, one hundred forty-seven".