4991705104 has 45 divisors (see below), whose sum is σ = 10283699037. Its totient is φ = 2346776832.

The previous prime is 4991705071. The next prime is 4991705107. The reversal of 4991705104 is 4015071994.

The square root of 4991705104 is 70652.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3886275600 + 1105429504 = 62340^2 + 33248^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4991705107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4803817 + ... + 4804855.

Almost surely, 2^4991705104 is an apocalyptic number.

4991705104 is the 70652-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4991705104

4991705104 is an abundant number, since it is smaller than the sum of its proper divisors (5291993933).

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

4991705104 is an equidigital number, since it uses as much as digits as its factorization.

4991705104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120 (or 1058 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The cubic root of 4991705104 is about 1709.0298184386.

The spelling of 4991705104 in words is "four billion, nine hundred ninety-one million, seven hundred five thousand, one hundred four".