4349745785 has 32 divisors (see below), whose sum is σ = 6516163584. Its totient is φ = 2707992000.

The previous prime is 4349745779. The next prime is 4349745823. The reversal of 4349745785 is 5875479434.

It is not a de Polignac number, because 4349745785 - 2³⁰ = 3276003961 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4349745785.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 305270 + ... + 319200.

It is an arithmetic number, because the mean of its divisors is an integer number (203630112).

Almost surely, 2^4349745785 is an apocalyptic number.

It is an amenable number.

4349745785 is a deficient number, since it is larger than the sum of its proper divisors (2166417799).

4349745785 is a wasteful number, since it uses less digits than its factorization.

4349745785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14765.

The product of its digits is 16934400, while the sum is 56.

The square root of 4349745785 is about 65952.6025642658. The cubic root of 4349745785 is about 1632.3801009011.

The spelling of 4349745785 in words is "four billion, three hundred forty-nine million, seven hundred forty-five thousand, seven hundred eighty-five".