549823747120 has 80 divisors (see below), whose sum is σ = 1354383313920. Its totient is φ = 206862999552.

The previous prime is 549823747097. The next prime is 549823747129. The reversal of 549823747120 is 21747328945.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (549823747129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2062609 + ... + 2313871.

It is an arithmetic number, because the mean of its divisors is an integer number (16929791424).

Almost surely, 2^549823747120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549823747120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (677191656960).

549823747120 is an abundant number, since it is smaller than the sum of its proper divisors (804559566800).

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

549823747120 is a wasteful number, since it uses less digits than its factorization.

549823747120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252902 (or 252896 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 549823747120 in words is "five hundred forty-nine billion, eight hundred twenty-three million, seven hundred forty-seven thousand, one hundred twenty".