16596491245056 has 320 divisors, whose sum is σ = 51286142476800. Its totient is φ = 5289216565248.

The previous prime is 16596491244997. The next prime is 16596491245069. The reversal of 16596491245056 is 65054219469561.

It is a happy number.

16596491245056 is a `hidden beast` number, since 1 + 6 + 5 + 96 + 4 + 91 + 2 + 450 + 5 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 16596491244984 and 16596491245002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 774838315 + ... + 774859733.

It is an arithmetic number, because the mean of its divisors is an integer number (160269195240).

Almost surely, 2^{16596491245056} is an apocalyptic number.

16596491245056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16596491245056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25643071238400).

16596491245056 is an abundant number, since it is smaller than the sum of its proper divisors (34689651231744).

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

16596491245056 is a wasteful number, since it uses less digits than its factorization.

16596491245056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23906 (or 23884 counting only the distinct ones).

The product of its (nonzero) digits is 69984000, while the sum is 63.

The spelling of 16596491245056 in words is "sixteen trillion, five hundred ninety-six billion, four hundred ninety-one million, two hundred forty-five thousand, fifty-six".