4844557857 has 8 divisors (see below), whose sum is σ = 6482236384. Its totient is φ = 3218292288.

The previous prime is 4844557799. The next prime is 4844557859. The reversal of 4844557857 is 7587554484.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4844557857 - 2²² = 4840363553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4844557797 and 4844557806.

It is not an unprimeable number, because it can be changed into a prime (4844557859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2852248 + ... + 2853945.

It is an arithmetic number, because the mean of its divisors is an integer number (810279548).

Almost surely, 2^4844557857 is an apocalyptic number.

It is an amenable number.

4844557857 is a deficient number, since it is larger than the sum of its proper divisors (1637678527).

4844557857 is a wasteful number, since it uses less digits than its factorization.

4844557857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5706479.

The product of its digits is 25088000, while the sum is 57.

The square root of 4844557857 is about 69602.8581094196. The cubic root of 4844557857 is about 1692.0689222270.

The spelling of 4844557857 in words is "four billion, eight hundred forty-four million, five hundred fifty-seven thousand, eight hundred fifty-seven".