549383472000 has 1280 divisors, whose sum is σ = 2256127473600. Its totient is φ = 131383296000.

The previous prime is 549383471977. The next prime is 549383472013. The reversal of 549383472000 is 274383945.

549383472000 is a `hidden beast` number, since 549 + 3 + 8 + 34 + 72 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1268783784 + ... + 1268784216.

Almost surely, 2^549383472000 is an apocalyptic number.

549383472000 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 549383472000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1128063736800).

549383472000 is an abundant number, since it is smaller than the sum of its proper divisors (1706744001600).

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

549383472000 is a wasteful number, since it uses less digits than its factorization.

549383472000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 549383472000 in words is "five hundred forty-nine billion, three hundred eighty-three million, four hundred seventy-two thousand".