2632663643 has 8 divisors (see below), whose sum is σ = 2648632896. Its totient is φ = 2616710400.

The previous prime is 2632663633. The next prime is 2632663667. The reversal of 2632663643 is 3463662362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2632663643 - 2²⁰ = 2631615067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2632663643.

It is not an unprimeable number, because it can be changed into a prime (2632663613) 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 in 7 ways as a sum of consecutive naturals, for example, 548030 + ... + 552812.

It is an arithmetic number, because the mean of its divisors is an integer number (331079112).

Almost surely, 2^2632663643 is an apocalyptic number.

2632663643 is a deficient number, since it is larger than the sum of its proper divisors (15969253).

2632663643 is a wasteful number, since it uses less digits than its factorization.

2632663643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8005.

The product of its digits is 559872, while the sum is 41.

The square root of 2632663643 is about 51309.4888202952. The cubic root of 2632663643 is about 1380.8032226234.

The spelling of 2632663643 in words is "two billion, six hundred thirty-two million, six hundred sixty-three thousand, six hundred forty-three".