4391313914 has 24 divisors (see below), whose sum is σ = 7148496060. Its totient is φ = 2022254208.

The previous prime is 4391313907. The next prime is 4391313923. The reversal of 4391313914 is 4193131934.

It can be written as a sum of positive squares in 6 ways, for example, as 1075512025 + 3315801889 = 32795^2 + 57583^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140252 + ... + 168680.

Almost surely, 2^4391313914 is an apocalyptic number.

4391313914 is a deficient number, since it is larger than the sum of its proper divisors (2757182146).

4391313914 is a wasteful number, since it uses less digits than its factorization.

4391313914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28914 (or 28901 counting only the distinct ones).

The product of its digits is 34992, while the sum is 38.

The square root of 4391313914 is about 66266.9896253029. The cubic root of 4391313914 is about 1637.5635437455.

The spelling of 4391313914 in words is "four billion, three hundred ninety-one million, three hundred thirteen thousand, nine hundred fourteen".