3663732706 has 16 divisors (see below), whose sum is σ = 5674376448. Its totient is φ = 1772305200.

The previous prime is 3663732697. The next prime is 3663732707. The reversal of 3663732706 is 6072373663.

3663732706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3663732707) 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, 393501 + ... + 402703.

It is an arithmetic number, because the mean of its divisors is an integer number (354648528).

Almost surely, 2^3663732706 is an apocalyptic number.

3663732706 is a deficient number, since it is larger than the sum of its proper divisors (2010643742).

3663732706 is a wasteful number, since it uses less digits than its factorization.

3663732706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15657.

The product of its (nonzero) digits is 571536, while the sum is 43.

The square root of 3663732706 is about 60528.7758508298. The cubic root of 3663732706 is about 1541.6102662564.

The spelling of 3663732706 in words is "three billion, six hundred sixty-three million, seven hundred thirty-two thousand, seven hundred six".