16676085564 has 72 divisors (see below), whose sum is σ = 43705579008. Its totient is φ = 5355603360.

The previous prime is 16676085521. The next prime is 16676085581. The reversal of 16676085564 is 46558067661.

16676085564 is a `hidden beast` number, since 1 + 6 + 6 + 76 + 0 + 8 + 5 + 564 = 666.

It is a super-3 number, since 3×16676085564³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16676085564.

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, 220419 + ... + 286245.

Almost surely, 2^16676085564 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 16676085564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21852789504).

16676085564 is an abundant number, since it is smaller than the sum of its proper divisors (27029493444).

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

16676085564 is a wasteful number, since it uses less digits than its factorization.

16676085564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66095 (or 66090 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 16676085564 in words is "sixteen billion, six hundred seventy-six million, eighty-five thousand, five hundred sixty-four".