4681785019 has 4 divisors (see below), whose sum is σ = 4682339200. Its totient is φ = 4681230840.

The previous prime is 4681784999. The next prime is 4681785029. The reversal of 4681785019 is 9105871864.

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 4681785019 - 2¹¹ = 4681782971 is a prime.

It is a super-2 number, since 2×4681785019² = 43838221928265660722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4681785029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264219 + ... + 281380.

It is an arithmetic number, because the mean of its divisors is an integer number (1170584800).

Almost surely, 2^4681785019 is an apocalyptic number.

4681785019 is a deficient number, since it is larger than the sum of its proper divisors (554181).

4681785019 is an equidigital number, since it uses as much as digits as its factorization.

4681785019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554180.

The product of its (nonzero) digits is 483840, while the sum is 49.

The square root of 4681785019 is about 68423.5706390714. The cubic root of 4681785019 is about 1672.9019569933.

The spelling of 4681785019 in words is "four billion, six hundred eighty-one million, seven hundred eighty-five thousand, nineteen".