549017256960 has 352 divisors, whose sum is σ = 2035950785280. Its totient is φ = 140038373376.

The previous prime is 549017256943. The next prime is 549017257003. The reversal of 549017256960 is 69652710945.

549017256960 is a `hidden beast` number, since 5 + 4 + 9 + 0 + 1 + 72 + 569 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 549017256897 and 549017256906.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3093184 + ... + 3265856.

Almost surely, 2^549017256960 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 549017256960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1017975392640).

549017256960 is an abundant number, since it is smaller than the sum of its proper divisors (1486933528320).

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

549017256960 is a wasteful number, since it uses less digits than its factorization.

549017256960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172730 (or 172706 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 54.

The spelling of 549017256960 in words is "five hundred forty-nine billion, seventeen million, two hundred fifty-six thousand, nine hundred sixty".