5546665812 has 48 divisors (see below), whose sum is σ = 13275186624. Its totient is φ = 1801440000.

The previous prime is 5546665799. The next prime is 5546665829. The reversal of 5546665812 is 2185666455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392062 + ... + 405962.

It is an arithmetic number, because the mean of its divisors is an integer number (276566388).

Almost surely, 2^5546665812 is an apocalyptic number.

It is an amenable number.

5546665812 is an abundant number, since it is smaller than the sum of its proper divisors (7728520812).

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

5546665812 is a wasteful number, since it uses less digits than its factorization.

5546665812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14760 (or 14758 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 48.

The square root of 5546665812 is about 74475.9411622304. The cubic root of 5546665812 is about 1770.1524347635.

It can be divided in two parts, 55466 and 65812, that added together give a triangular number (121278 = T₄₉₂).

The spelling of 5546665812 in words is "five billion, five hundred forty-six million, six hundred sixty-five thousand, eight hundred twelve".