6549166910 has 32 divisors (see below), whose sum is σ = 13849430112. Its totient is φ = 2198321280.

The previous prime is 6549166909. The next prime is 6549166927. The reversal of 6549166910 is 196619456.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2288489 + ... + 2291348.

It is an arithmetic number, because the mean of its divisors is an integer number (432794691).

Almost surely, 2^6549166910 is an apocalyptic number.

6549166910 is an abundant number, since it is smaller than the sum of its proper divisors (7300263202).

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

6549166910 is a wasteful number, since it uses less digits than its factorization.

6549166910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4579868.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 6549166910 is about 80926.9232703184. The cubic root of 6549166910 is about 1870.9493030537.

The spelling of 6549166910 in words is "six billion, five hundred forty-nine million, one hundred sixty-six thousand, nine hundred ten".