4890644003 has 4 divisors (see below), whose sum is σ = 5589307440. Its totient is φ = 4191980568.

The previous prime is 4890643993. The next prime is 4890644051. The reversal of 4890644003 is 3004460984.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4890644003 - 2¹⁴ = 4890627619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4890644063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349331708 + ... + 349331721.

It is an arithmetic number, because the mean of its divisors is an integer number (1397326860).

Almost surely, 2^4890644003 is an apocalyptic number.

4890644003 is a deficient number, since it is larger than the sum of its proper divisors (698663437).

4890644003 is an equidigital number, since it uses as much as digits as its factorization.

4890644003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698663436.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 4890644003 is about 69933.1395191150. The cubic root of 4890644003 is about 1697.4175325974.

The spelling of 4890644003 in words is "four billion, eight hundred ninety million, six hundred forty-four thousand, three".