4801816643 has 8 divisors (see below), whose sum is σ = 5173524048. Its totient is φ = 4430443104.

The previous prime is 4801816627. The next prime is 4801816661. The reversal of 4801816643 is 3466181084.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4801816643 - 2⁴ = 4801816627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4801816643.

It is not an unprimeable number, because it can be changed into a prime (4801816603) 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, 53180 + ... + 111497.

It is an arithmetic number, because the mean of its divisors is an integer number (646690506).

Almost surely, 2^4801816643 is an apocalyptic number.

4801816643 is a deficient number, since it is larger than the sum of its proper divisors (371707405).

4801816643 is a wasteful number, since it uses less digits than its factorization.

4801816643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166933.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 4801816643 is about 69295.1415540801. The cubic root of 4801816643 is about 1687.0781115466.

The spelling of 4801816643 in words is "four billion, eight hundred one million, eight hundred sixteen thousand, six hundred forty-three".