4339842057 has 10 divisors (see below), whose sum is σ = 6482974058. Its totient is φ = 2893227984.

The previous prime is 4339842049. The next prime is 4339842061. The reversal of 4339842057 is 7502489334.

4339842057 is a `hidden beast` number, since 433 + 9 + 8 + 4 + 205 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4327139961 + 12702096 = 65781^2 + 3564^2 .

It is not a de Polignac number, because 4339842057 - 2³ = 4339842049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4339842077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 26789068 + ... + 26789229.

Almost surely, 2^4339842057 is an apocalyptic number.

It is an amenable number.

4339842057 is a deficient number, since it is larger than the sum of its proper divisors (2143132001).

4339842057 is an equidigital number, since it uses as much as digits as its factorization.

4339842057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53578309 (or 53578300 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 4339842057 is about 65877.4776156465. The cubic root of 4339842057 is about 1631.1402634068.

The spelling of 4339842057 in words is "four billion, three hundred thirty-nine million, eight hundred forty-two thousand, fifty-seven".