4845643739 has 16 divisors (see below), whose sum is σ = 5448552480. Its totient is φ = 4282306560.

The previous prime is 4845643721. The next prime is 4845643787. The reversal of 4845643739 is 9373465484.

It is a cyclic number.

It is not a de Polignac number, because 4845643739 - 2¹⁶ = 4845578203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4845643709) 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 15 ways as a sum of consecutive naturals, for example, 29882 + ... + 102879.

It is an arithmetic number, because the mean of its divisors is an integer number (340534530).

Almost surely, 2^4845643739 is an apocalyptic number.

4845643739 is a deficient number, since it is larger than the sum of its proper divisors (602908741).

4845643739 is a wasteful number, since it uses less digits than its factorization.

4845643739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132910.

The product of its digits is 8709120, while the sum is 53.

The square root of 4845643739 is about 69610.6582284638. The cubic root of 4845643739 is about 1692.1953355466.

The spelling of 4845643739 in words is "four billion, eight hundred forty-five million, six hundred forty-three thousand, seven hundred thirty-nine".