9441379857 has 48 divisors (see below), whose sum is σ = 15648051840. Its totient is φ = 4957894656.

The previous prime is 9441379853. The next prime is 9441379877. The reversal of 9441379857 is 7589731449.

It is a happy number.

9441379857 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9441379857 - 2² = 9441379853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9441379797 and 9441379806.

It is not an unprimeable number, because it can be changed into a prime (9441379853) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 806913 + ... + 818529.

It is an arithmetic number, because the mean of its divisors is an integer number (326001080).

Almost surely, 2^9441379857 is an apocalyptic number.

It is an amenable number.

9441379857 is a deficient number, since it is larger than the sum of its proper divisors (6206671983).

9441379857 is a wasteful number, since it uses less digits than its factorization.

9441379857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11882 (or 11869 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 57.

The square root of 9441379857 is about 97166.7631291688. The cubic root of 9441379857 is about 2113.5465804285.

The spelling of 9441379857 in words is "nine billion, four hundred forty-one million, three hundred seventy-nine thousand, eight hundred fifty-seven".