3216264263 has 4 divisors (see below), whose sum is σ = 3218267280. Its totient is φ = 3214261248.

The previous prime is 3216264253. The next prime is 3216264281. The reversal of 3216264263 is 3624626123.

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 3216264263 - 2²⁰ = 3215215687 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 (3216264203) 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, 999098 + ... + 1002311.

It is an arithmetic number, because the mean of its divisors is an integer number (804566820).

Almost surely, 2^3216264263 is an apocalyptic number.

3216264263 is a deficient number, since it is larger than the sum of its proper divisors (2003017).

3216264263 is a wasteful number, since it uses less digits than its factorization.

3216264263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003016.

The product of its digits is 62208, while the sum is 35.

The square root of 3216264263 is about 56712.1174265253. The cubic root of 3216264263 is about 1476.1049673748.

The spelling of 3216264263 in words is "three billion, two hundred sixteen million, two hundred sixty-four thousand, two hundred sixty-three".