3663731444 has 12 divisors (see below), whose sum is σ = 6411967968. Its totient is φ = 1831740600.

The previous prime is 3663731441. The next prime is 3663731471. The reversal of 3663731444 is 4441373663.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3663731441) 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, 73889 + ... + 113079.

It is an arithmetic number, because the mean of its divisors is an integer number (534330664).

Almost surely, 2^3663731444 is an apocalyptic number.

It is an amenable number.

3663731444 is a deficient number, since it is larger than the sum of its proper divisors (2748236524).

3663731444 is a wasteful number, since it uses less digits than its factorization.

3663731444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62566 (or 62564 counting only the distinct ones).

The product of its digits is 435456, while the sum is 41.

The square root of 3663731444 is about 60528.7654260352. The cubic root of 3663731444 is about 1541.6100892501.

The spelling of 3663731444 in words is "three billion, six hundred sixty-three million, seven hundred thirty-one thousand, four hundred forty-four".