3644884463 has 8 divisors (see below), whose sum is σ = 4012718160. Its totient is φ = 3283130880.

The previous prime is 3644884447. The next prime is 3644884501.

3644884463 is nontrivially palindromic in base 10.

3644884463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3644884463 - 2⁴ = 3644884447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3644884163) 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, 1518770 + ... + 1521167.

It is an arithmetic number, because the mean of its divisors is an integer number (501589770).

Almost surely, 2^3644884463 is an apocalyptic number.

3644884463 is a deficient number, since it is larger than the sum of its proper divisors (367833697).

3644884463 is a wasteful number, since it uses less digits than its factorization.

3644884463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3040057.

The product of its digits is 5308416, while the sum is 50.

The square root of 3644884463 is about 60372.8785382973. The cubic root of 3644884463 is about 1538.9620913030.

The spelling of 3644884463 in words is "three billion, six hundred forty-four million, eight hundred eighty-four thousand, four hundred sixty-three".