549756480 has 672 divisors, whose sum is σ = 2335011840. Its totient is φ = 108380160.

The previous prime is 549756463. The next prime is 549756481. The reversal of 549756480 is 84657945.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (549756481) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17734065 + ... + 17734095.

It is an arithmetic number, because the mean of its divisors is an integer number (3474720).

Almost surely, 2^549756480 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 549756480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1167505920).

549756480 is an abundant number, since it is smaller than the sum of its proper divisors (1785255360).

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

549756480 is a wasteful number, since it uses less digits than its factorization.

549756480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 549756480 is about 23446.8863604531. The cubic root of 549756480 is about 819.2003308613.

The spelling of 549756480 in words is "five hundred forty-nine million, seven hundred fifty-six thousand, four hundred eighty".