6838945166 has 8 divisors (see below), whose sum is σ = 10704435984. Its totient is φ = 3270799840.

The previous prime is 6838945163. The next prime is 6838945187. The reversal of 6838945166 is 6615498386.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6838945163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74336315 + ... + 74336406.

It is an arithmetic number, because the mean of its divisors is an integer number (1338054498).

Almost surely, 2^6838945166 is an apocalyptic number.

6838945166 is a deficient number, since it is larger than the sum of its proper divisors (3865490818).

6838945166 is a wasteful number, since it uses less digits than its factorization.

6838945166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148672746.

The product of its digits is 7464960, while the sum is 56.

The square root of 6838945166 is about 82697.9151248688. The cubic root of 6838945166 is about 1898.1464070424.

The spelling of 6838945166 in words is "six billion, eight hundred thirty-eight million, nine hundred forty-five thousand, one hundred sixty-six".