6105821618 has 48 divisors (see below), whose sum is σ = 10138141440. Its totient is φ = 2755876032.

The previous prime is 6105821611. The next prime is 6105821633. The reversal of 6105821618 is 8161285016.

It is a super-2 number, since 2×6105821618² = 74562115261672275848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6105821611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4446380 + ... + 4447752.

It is an arithmetic number, because the mean of its divisors is an integer number (211211280).

Almost surely, 2^6105821618 is an apocalyptic number.

6105821618 is a deficient number, since it is larger than the sum of its proper divisors (4032319822).

6105821618 is a wasteful number, since it uses less digits than its factorization.

6105821618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683 (or 1670 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 38.

The square root of 6105821618 is about 78139.7569614854. The cubic root of 6105821618 is about 1827.7412104302.

The spelling of 6105821618 in words is "six billion, one hundred five million, eight hundred twenty-one thousand, six hundred eighteen".