265148216939 has 2 divisors, whose sum is σ = 265148216940. Its totient is φ = 265148216938.

The previous prime is 265148216903. The next prime is 265148216987. The reversal of 265148216939 is 939612841562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265148216939 - 2²⁸ = 264879781483 is a prime.

It is not a weakly prime, because it can be changed into another prime (265148216989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132574108469 + 132574108470.

It is an arithmetic number, because the mean of its divisors is an integer number (132574108470).

Almost surely, 2^265148216939 is an apocalyptic number.

265148216939 is a deficient number, since it is larger than the sum of its proper divisors (1).

265148216939 is an equidigital number, since it uses as much as digits as its factorization.

265148216939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5598720, while the sum is 56.

The spelling of 265148216939 in words is "two hundred sixty-five billion, one hundred forty-eight million, two hundred sixteen thousand, nine hundred thirty-nine".