5519943495680 has 104 divisors (see below), whose sum is σ = 13250036031264. Its totient is φ = 2207345868800.

The previous prime is 5519943495659. The next prime is 5519943495709. The reversal of 5519943495680 is 865943499155.

It is a self number, because there is not a number n which added to its sum of digits gives 5519943495680.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75145370 + ... + 75218790.

Almost surely, 2^{5519943495680} 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 5519943495680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6625018015632).

5519943495680 is an abundant number, since it is smaller than the sum of its proper divisors (7730092535584).

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

5519943495680 is an equidigital number, since it uses as much as digits as its factorization.

5519943495680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77121 (or 77099 counting only the distinct ones).

The product of its (nonzero) digits is 209952000, while the sum is 68.

The spelling of 5519943495680 in words is "five trillion, five hundred nineteen billion, nine hundred forty-three million, four hundred ninety-five thousand, six hundred eighty".