16653346319376 has 240 divisors, whose sum is σ = 50882390540800. Its totient is φ = 5053698044928.

The previous prime is 16653346319371. The next prime is 16653346319413. The reversal of 16653346319376 is 67391364335661.

16653346319376 is a `hidden beast` number, since 1 + 6 + 6 + 533 + 4 + 6 + 3 + 1 + 93 + 7 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (16653346319371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 135847806 + ... + 135970338.

Almost surely, 2^{16653346319376} is an apocalyptic number.

16653346319376 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 16653346319376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25441195270400).

16653346319376 is an abundant number, since it is smaller than the sum of its proper divisors (34229044221424).

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

16653346319376 is a wasteful number, since it uses less digits than its factorization.

16653346319376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123558 (or 123549 counting only the distinct ones).

The product of its digits is 132269760, while the sum is 63.

The spelling of 16653346319376 in words is "sixteen trillion, six hundred fifty-three billion, three hundred forty-six million, three hundred nineteen thousand, three hundred seventy-six".