4749139185 has 32 divisors (see below), whose sum is σ = 8687078400. Its totient is φ = 2170300608.

The previous prime is 4749139177. The next prime is 4749139189. The reversal of 4749139185 is 5819319474.

It is not a de Polignac number, because 4749139185 - 2³ = 4749139177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4749139189) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 414666 + ... + 425964.

It is an arithmetic number, because the mean of its divisors is an integer number (271471200).

Almost surely, 2^4749139185 is an apocalyptic number.

It is an amenable number.

4749139185 is a deficient number, since it is larger than the sum of its proper divisors (3937939215).

4749139185 is a wasteful number, since it uses less digits than its factorization.

4749139185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15317.

The product of its digits is 1088640, while the sum is 51.

The square root of 4749139185 is about 68913.9984691064. The cubic root of 4749139185 is about 1680.8861520416.

The spelling of 4749139185 in words is "four billion, seven hundred forty-nine million, one hundred thirty-nine thousand, one hundred eighty-five".