5490849321568 has 144 divisors (see below), whose sum is σ = 11971252440000. Its totient is φ = 2477365862400.

The previous prime is 5490849321521. The next prime is 5490849321743. The reversal of 5490849321568 is 8651239480945.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43086808 + ... + 43214056.

It is an arithmetic number, because the mean of its divisors is an integer number (83133697500).

Almost surely, 2^{5490849321568} 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 5490849321568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5985626220000).

5490849321568 is an abundant number, since it is smaller than the sum of its proper divisors (6480403118432).

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

5490849321568 is a wasteful number, since it uses less digits than its factorization.

5490849321568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127465 (or 127444 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 64.

The spelling of 5490849321568 in words is "five trillion, four hundred ninety billion, eight hundred forty-nine million, three hundred twenty-one thousand, five hundred sixty-eight".