16530706296 has 192 divisors, whose sum is σ = 51156705600. Its totient is φ = 4777242624.

The previous prime is 16530706277. The next prime is 16530706301. The reversal of 16530706296 is 69260703561.

16530706296 is a `hidden beast` number, since 16 + 5 + 3 + 0 + 7 + 0 + 629 + 6 = 666.

It is a super-2 number, since 2×16530706296² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 11567310 + ... + 11568738.

It is an arithmetic number, because the mean of its divisors is an integer number (266441175).

Almost surely, 2^16530706296 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 16530706296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25578352800).

16530706296 is an abundant number, since it is smaller than the sum of its proper divisors (34625999304).

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

16530706296 is a wasteful number, since it uses less digits than its factorization.

16530706296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2198 (or 2191 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 16530706296 in words is "sixteen billion, five hundred thirty million, seven hundred six thousand, two hundred ninety-six".