3845173868 has 24 divisors (see below), whose sum is σ = 7168566720. Its totient is φ = 1799450640.

The previous prime is 3845173867. The next prime is 3845173897. The reversal of 3845173868 is 8683715483.

It is a Smith number, since the sum of its digits (53) 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 (3845173867) 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, 298478 + ... + 311093.

It is an arithmetic number, because the mean of its divisors is an integer number (298690280).

Almost surely, 2^3845173868 is an apocalyptic number.

3845173868 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3845173868 is a deficient number, since it is larger than the sum of its proper divisors (3323392852).

3845173868 is a wasteful number, since it uses less digits than its factorization.

3845173868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609677 (or 609675 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 53.

The square root of 3845173868 is about 62009.4659548040. The cubic root of 3845173868 is about 1566.6500397410.

The spelling of 3845173868 in words is "three billion, eight hundred forty-five million, one hundred seventy-three thousand, eight hundred sixty-eight".