6815044164 has 24 divisors (see below), whose sum is σ = 16593151680. Its totient is φ = 2172912544.

The previous prime is 6815044163. The next prime is 6815044177. The reversal of 6815044164 is 4614405186.

It is not an unprimeable number, because it can be changed into a prime (6815044163) 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, 12345819 + ... + 12346370.

It is an arithmetic number, because the mean of its divisors is an integer number (691381320).

Almost surely, 2^6815044164 is an apocalyptic number.

It is an amenable number.

6815044164 is an abundant number, since it is smaller than the sum of its proper divisors (9778107516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6815044164 is a wasteful number, since it uses less digits than its factorization.

6815044164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24692219 (or 24692217 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 6815044164 is about 82553.2807585501. The cubic root of 6815044164 is about 1895.9325883116.

The spelling of 6815044164 in words is "six billion, eight hundred fifteen million, forty-four thousand, one hundred sixty-four".