4431685834 has 16 divisors (see below), whose sum is σ = 7046819208. Its totient is φ = 2083052032.

The previous prime is 4431685787. The next prime is 4431685861. The reversal of 4431685834 is 4385861344.

It can be written as a sum of positive squares in 4 ways, for example, as 4409624025 + 22061809 = 66405^2 + 4697^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 46909 + ... + 105184.

Almost surely, 2^4431685834 is an apocalyptic number.

4431685834 is a deficient number, since it is larger than the sum of its proper divisors (2615133374).

4431685834 is a wasteful number, since it uses less digits than its factorization.

4431685834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152969.

The product of its digits is 1105920, while the sum is 46.

The square root of 4431685834 is about 66570.9083158702. The cubic root of 4431685834 is about 1642.5666030676.

The spelling of 4431685834 in words is "four billion, four hundred thirty-one million, six hundred eighty-five thousand, eight hundred thirty-four".