264165065343 has 20 divisors (see below), whose sum is σ = 394724831248. Its totient is φ = 176061898080.

The previous prime is 264165065341. The next prime is 264165065363. The reversal of 264165065343 is 343560561462.

264165065343 is a `hidden beast` number, since 2 + 64 + 1 + 6 + 50 + 6 + 534 + 3 = 666.

It is not a de Polignac number, because 264165065343 - 2¹ = 264165065341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264165065341) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 146443 + ... + 741468.

Almost surely, 2^264165065343 is an apocalyptic number.

264165065343 is a deficient number, since it is larger than the sum of its proper divisors (130559765905).

264165065343 is an equidigital number, since it uses as much as digits as its factorization.

264165065343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891596 (or 891587 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 264165065343 in words is "two hundred sixty-four billion, one hundred sixty-five million, sixty-five thousand, three hundred forty-three".