549355930120 has 64 divisors (see below), whose sum is σ = 1310936451840. Its totient is φ = 206742624000.

The previous prime is 549355930111. The next prime is 549355930159. The reversal of 549355930120 is 21039553945.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 4838356 + ... + 4950595.

It is an arithmetic number, because the mean of its divisors is an integer number (20483382060).

Almost surely, 2^549355930120 is an apocalyptic number.

It is an amenable number.

549355930120 is an abundant number, since it is smaller than the sum of its proper divisors (761580521720).

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

549355930120 is a wasteful number, since it uses less digits than its factorization.

549355930120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9789046 (or 9789042 counting only the distinct ones).

The product of its (nonzero) digits is 729000, while the sum is 46.

The spelling of 549355930120 in words is "five hundred forty-nine billion, three hundred fifty-five million, nine hundred thirty thousand, one hundred twenty".