4239745699 has 4 divisors (see below), whose sum is σ = 4845423664. Its totient is φ = 3634067736.

The previous prime is 4239745663. The next prime is 4239745789. The reversal of 4239745699 is 9965479324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4239745699 - 2⁹ = 4239745187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4239745099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302838972 + ... + 302838985.

It is an arithmetic number, because the mean of its divisors is an integer number (1211355916).

Almost surely, 2^4239745699 is an apocalyptic number.

4239745699 is a deficient number, since it is larger than the sum of its proper divisors (605677965).

4239745699 is an equidigital number, since it uses as much as digits as its factorization.

4239745699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605677964.

The product of its digits is 14696640, while the sum is 58.

The square root of 4239745699 is about 65113.3296568375. The cubic root of 4239745699 is about 1618.5021081741.

The spelling of 4239745699 in words is "four billion, two hundred thirty-nine million, seven hundred forty-five thousand, six hundred ninety-nine".