6549534804 has 12 divisors (see below), whose sum is σ = 15282247904. Its totient is φ = 2183178264.

The previous prime is 6549534787. The next prime is 6549534811. The reversal of 6549534804 is 4084359456.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×6549534804² = 85792812297614636832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272897272 + ... + 272897295.

Almost surely, 2^6549534804 is an apocalyptic number.

It is an amenable number.

6549534804 is an abundant number, since it is smaller than the sum of its proper divisors (8732713100).

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

6549534804 is a wasteful number, since it uses less digits than its factorization.

6549534804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545794574 (or 545794572 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The square root of 6549534804 is about 80929.1962396761. The cubic root of 6549534804 is about 1870.9843354044.

The spelling of 6549534804 in words is "six billion, five hundred forty-nine million, five hundred thirty-four thousand, eight hundred four".