549779716 has 12 divisors (see below), whose sum is σ = 973706832. Its totient is φ = 271577768.

The previous prime is 549779693. The next prime is 549779743. The reversal of 549779716 is 617977945.

It is a super-2 number, since 2×549779716² = 604515472250081312, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 827650 + ... + 828313.

It is an arithmetic number, because the mean of its divisors is an integer number (81142236).

Almost surely, 2^549779716 is an apocalyptic number.

It is an amenable number.

549779716 is a deficient number, since it is larger than the sum of its proper divisors (423927116).

549779716 is a wasteful number, since it uses less digits than its factorization.

549779716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656050 (or 1656048 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 55.

The square root of 549779716 is about 23447.3818581094. The cubic root of 549779716 is about 819.2118721354.

The spelling of 549779716 in words is "five hundred forty-nine million, seven hundred seventy-nine thousand, seven hundred sixteen".