3864630688 has 24 divisors (see below), whose sum is σ = 7632513252. Its totient is φ = 1926214656.

The previous prime is 3864630677. The next prime is 3864630691. The reversal of 3864630688 is 8860364683.

It can be written as a sum of positive squares in 2 ways, for example, as 3852436624 + 12194064 = 62068^2 + 3492^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180345 + ... + 200632.

Almost surely, 2^3864630688 is an apocalyptic number.

It is an amenable number.

3864630688 is a deficient number, since it is larger than the sum of its proper divisors (3767882564).

3864630688 is a wasteful number, since it uses less digits than its factorization.

3864630688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381304 (or 381296 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 52.

The square root of 3864630688 is about 62166.1538781353. The cubic root of 3864630688 is about 1569.2880442684.

The spelling of 3864630688 in words is "three billion, eight hundred sixty-four million, six hundred thirty thousand, six hundred eighty-eight".