3621827663 has 8 divisors (see below), whose sum is σ = 3692530800. Its totient is φ = 3551212288.

The previous prime is 3621827659. The next prime is 3621827669. The reversal of 3621827663 is 3667281263.

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 3621827663 - 2² = 3621827659 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 (3621827669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64703 + ... + 106911.

It is an arithmetic number, because the mean of its divisors is an integer number (461566350).

Almost surely, 2^3621827663 is an apocalyptic number.

3621827663 is a deficient number, since it is larger than the sum of its proper divisors (70703137).

3621827663 is a wasteful number, since it uses less digits than its factorization.

3621827663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43881.

The product of its digits is 435456, while the sum is 44.

The square root of 3621827663 is about 60181.6223028260. The cubic root of 3621827663 is about 1535.7101705971.

The spelling of 3621827663 in words is "three billion, six hundred twenty-one million, eight hundred twenty-seven thousand, six hundred sixty-three".