264966671 has 4 divisors (see below), whose sum is σ = 265095600. Its totient is φ = 264837744.

The previous prime is 264966661. The next prime is 264966673. The reversal of 264966671 is 176669462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 264966671 - 2¹⁸ = 264704527 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 (264966673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61331 + ... + 65508.

It is an arithmetic number, because the mean of its divisors is an integer number (66273900).

Almost surely, 2^264966671 is an apocalyptic number.

264966671 is a deficient number, since it is larger than the sum of its proper divisors (128929).

264966671 is a wasteful number, since it uses less digits than its factorization.

264966671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128928.

The product of its digits is 653184, while the sum is 47.

The square root of 264966671 is about 16277.7968718128. The cubic root of 264966671 is about 642.2888997470.

The spelling of 264966671 in words is "two hundred sixty-four million, nine hundred sixty-six thousand, six hundred seventy-one".