549694496928 has 288 divisors, whose sum is σ = 1603508175360. Its totient is φ = 164398671360.

The previous prime is 549694496927. The next prime is 549694497083. The reversal of 549694496928 is 829694496945.

It is a self number, because there is not a number n which added to its sum of digits gives 549694496928.

It is not an unprimeable number, because it can be changed into a prime (549694496927) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99381523 + ... + 99387053.

It is an arithmetic number, because the mean of its divisors is an integer number (5567736720).

Almost surely, 2^549694496928 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 549694496928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (801754087680).

549694496928 is an abundant number, since it is smaller than the sum of its proper divisors (1053813678432).

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

549694496928 is a wasteful number, since it uses less digits than its factorization.

549694496928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5712 (or 5681 counting only the distinct ones).

The product of its digits is 1209323520, while the sum is 75.

The spelling of 549694496928 in words is "five hundred forty-nine billion, six hundred ninety-four million, four hundred ninety-six thousand, nine hundred twenty-eight".