548465816 has 8 divisors (see below), whose sum is σ = 1028373420. Its totient is φ = 274232904.

The previous prime is 548465803. The next prime is 548465851. The reversal of 548465816 is 618564845.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34279106 + ... + 34279121.

Almost surely, 2^548465816 is an apocalyptic number.

It is an amenable number.

548465816 is a deficient number, since it is larger than the sum of its proper divisors (479907604).

548465816 is a wasteful number, since it uses less digits than its factorization.

548465816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68558233 (or 68558229 counting only the distinct ones).

The product of its digits is 921600, while the sum is 47.

The square root of 548465816 is about 23419.3470446979. The cubic root of 548465816 is about 818.5587492925.

The spelling of 548465816 in words is "five hundred forty-eight million, four hundred sixty-five thousand, eight hundred sixteen".