4801816642 has 24 divisors (see below), whose sum is σ = 8536777596. Its totient is φ = 2019090528.

The previous prime is 4801816627. The next prime is 4801816661. The reversal of 4801816642 is 2466181084.

It can be written as a sum of positive squares in 2 ways, for example, as 4689647361 + 112169281 = 68481^2 + 10591^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4801816595 and 4801816604.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 457053 + ... + 467440.

Almost surely, 2^4801816642 is an apocalyptic number.

4801816642 is a deficient number, since it is larger than the sum of its proper divisors (3734960954).

4801816642 is a wasteful number, since it uses less digits than its factorization.

4801816642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924562 (or 924555 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 4801816642 is about 69295.1415468646. The cubic root of 4801816642 is about 1687.0781114295.

The spelling of 4801816642 in words is "four billion, eight hundred one million, eight hundred sixteen thousand, six hundred forty-two".