5519494699056 has 240 divisors, whose sum is σ = 17778306428064. Its totient is φ = 1583466356736.

The previous prime is 5519494699009. The next prime is 5519494699091. The reversal of 5519494699056 is 6509964949155.

5519494699056 is a `hidden beast` number, since 5 + 519 + 49 + 4 + 69 + 9 + 0 + 5 + 6 = 666.

It is a super-3 number, since 3×5519494699056³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2594710 + ... + 4215626.

Almost surely, 2^{5519494699056} 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 5519494699056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8889153214032).

5519494699056 is an abundant number, since it is smaller than the sum of its proper divisors (12258811729008).

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

5519494699056 is a wasteful number, since it uses less digits than its factorization.

5519494699056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621068 (or 1621059 counting only the distinct ones).

The product of its (nonzero) digits is 472392000, while the sum is 72.

The spelling of 5519494699056 in words is "five trillion, five hundred nineteen billion, four hundred ninety-four million, six hundred ninety-nine thousand, fifty-six".