6557441841 has 48 divisors (see below), whose sum is σ = 10480893696. Its totient is φ = 3929637888.

The previous prime is 6557441837. The next prime is 6557441881. The reversal of 6557441841 is 1481447556.

6557441841 is a `hidden beast` number, since 6 + 557 + 44 + 18 + 41 = 666.

It is not a de Polignac number, because 6557441841 - 2² = 6557441837 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (6557441881) 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, 3739821 + ... + 3741573.

It is an arithmetic number, because the mean of its divisors is an integer number (218351952).

Almost surely, 2^6557441841 is an apocalyptic number.

It is an amenable number.

6557441841 is a deficient number, since it is larger than the sum of its proper divisors (3923451855).

6557441841 is a wasteful number, since it uses less digits than its factorization.

6557441841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862 (or 2859 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 6557441841 is about 80978.0330768783. The cubic root of 6557441841 is about 1871.7369584728.

The spelling of 6557441841 in words is "six billion, five hundred fifty-seven million, four hundred forty-one thousand, eight hundred forty-one".