549093408864 has 576 divisors, whose sum is σ = 1997742362112. Its totient is φ = 129785241600.

The previous prime is 549093408859. The next prime is 549093408869. The reversal of 549093408864 is 468804390945.

It is an interprime number because it is at equal distance from previous prime (549093408859) and next prime (549093408869).

It is a junction number, because it is equal to n+sod(n) for n = 549093408798 and 549093408807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549093408869) 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, 47753964 + ... + 47765460.

It is an arithmetic number, because the mean of its divisors is an integer number (3468302712).

Almost surely, 2^549093408864 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 549093408864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (998871181056).

549093408864 is an abundant number, since it is smaller than the sum of its proper divisors (1448648953248).

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

549093408864 is a wasteful number, since it uses less digits than its factorization.

549093408864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11619 (or 11604 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 60.

The spelling of 549093408864 in words is "five hundred forty-nine billion, ninety-three million, four hundred eight thousand, eight hundred sixty-four".