4609639688 has 16 divisors (see below), whose sum is σ = 8645978880. Its totient is φ = 2304045328.

The previous prime is 4609639687. The next prime is 4609639693. The reversal of 4609639688 is 8869369064.

It is not an unprimeable number, because it can be changed into a prime (4609639687) 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, 71120 + ... + 119487.

It is an arithmetic number, because the mean of its divisors is an integer number (540373680).

Almost surely, 2^4609639688 is an apocalyptic number.

It is an amenable number.

4609639688 is a deficient number, since it is larger than the sum of its proper divisors (4036339192).

4609639688 is a wasteful number, since it uses less digits than its factorization.

4609639688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193636 (or 193632 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 59.

The square root of 4609639688 is about 67894.3273624535. The cubic root of 4609639688 is about 1664.2644128406.

The spelling of 4609639688 in words is "four billion, six hundred nine million, six hundred thirty-nine thousand, six hundred eighty-eight".