4739943646 has 12 divisors (see below), whose sum is σ = 7161492312. Its totient is φ = 2352902484.

The previous prime is 4739943641. The next prime is 4739943653. The reversal of 4739943646 is 6463499374.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4739943641) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 22690 + ... + 99973.

It is an arithmetic number, because the mean of its divisors is an integer number (596791026).

Almost surely, 2^4739943646 is an apocalyptic number.

4739943646 is a deficient number, since it is larger than the sum of its proper divisors (2421548666).

4739943646 is a wasteful number, since it uses less digits than its factorization.

4739943646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122943 (or 122804 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 55.

The square root of 4739943646 is about 68847.2486450984. The cubic root of 4739943646 is about 1679.8005769994.

The spelling of 4739943646 in words is "four billion, seven hundred thirty-nine million, nine hundred forty-three thousand, six hundred forty-six".