4643963136 has 54 divisors (see below), whose sum is σ = 13389697230. Its totient is φ = 1547986944.

The previous prime is 4643963099. The next prime is 4643963141. The reversal of 4643963136 is 6313693464.

4643963136 is a `hidden beast` number, since 4 + 6 + 4 + 3 + 9 + 631 + 3 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4337012736 + 306950400 = 65856^2 + 17520^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 4643963091 and 4643963100.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1005501 + ... + 1010108.

Almost surely, 2^4643963136 is an apocalyptic number.

It is an amenable number.

4643963136 is an abundant number, since it is smaller than the sum of its proper divisors (8745734094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4643963136 is a wasteful number, since it uses less digits than its factorization.

4643963136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015631 (or 2015614 counting only the distinct ones).

The product of its digits is 839808, while the sum is 45.

The square root of 4643963136 is about 68146.6296745481. The cubic root of 4643963136 is about 1668.3849153951.

The spelling of 4643963136 in words is "four billion, six hundred forty-three million, nine hundred sixty-three thousand, one hundred thirty-six".