549434308800 has 1344 divisors, whose sum is σ = 2133463449600. Its totient is φ = 122624409600.

The previous prime is 549434308789. The next prime is 549434308823. The reversal of 549434308800 is 8803434945.

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

It is a self number, because there is not a number n which added to its sum of digits gives 549434308800.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4326254337 + ... + 4326254463.

It is an arithmetic number, because the mean of its divisors is an integer number (1587398400).

Almost surely, 2^549434308800 is an apocalyptic number.

549434308800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549434308800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1066731724800).

549434308800 is an abundant number, since it is smaller than the sum of its proper divisors (1584029140800).

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

549434308800 is a wasteful number, since it uses less digits than its factorization.

549434308800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 299 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 549434308800 in words is "five hundred forty-nine billion, four hundred thirty-four million, three hundred eight thousand, eight hundred".