549980116 has 18 divisors (see below), whose sum is σ = 1119602778. Its totient is φ = 235705680.

The previous prime is 549980113. The next prime is 549980131. The reversal of 549980116 is 611089945.

It can be written as a sum of positive squares in only one way, i.e., 533610000 + 16370116 = 23100^2 + 4046^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549980111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1402815 + ... + 1403206.

Almost surely, 2^549980116 is an apocalyptic number.

It is an amenable number.

549980116 is an abundant number, since it is smaller than the sum of its proper divisors (569622662).

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

549980116 is a wasteful number, since it uses less digits than its factorization.

549980116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806039 (or 2806030 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 549980116 is about 23451.6548669811. The cubic root of 549980116 is about 819.3113969155.

The spelling of 549980116 in words is "five hundred forty-nine million, nine hundred eighty thousand, one hundred sixteen".