16066919232 has 1008 divisors, whose sum is σ = 64390584960. Its totient is φ = 3726508032.

The previous prime is 16066919203. The next prime is 16066919237. The reversal of 16066919232 is 23291966061.

16066919232 is a `hidden beast` number, since 1 + 606 + 6 + 9 + 1 + 9 + 2 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (1008).

It is a super-2 number, since 2×16066919232² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16066919237) 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 143 ways as a sum of consecutive naturals, for example, 220094748 + ... + 220094820.

Almost surely, 2^16066919232 is an apocalyptic number.

16066919232 is a gapful number since it is divisible by the number (12) 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 16066919232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32195292480).

16066919232 is an abundant number, since it is smaller than the sum of its proper divisors (48323665728).

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

16066919232 is a wasteful number, since it uses less digits than its factorization.

16066919232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The spelling of 16066919232 in words is "sixteen billion, sixty-six million, nine hundred nineteen thousand, two hundred thirty-two".