16066281366 has 32 divisors (see below), whose sum is σ = 35711474400. Its totient is φ = 5354133120.

The previous prime is 16066281347. The next prime is 16066281373. The reversal of 16066281366 is 66318266061.

16066281366 is a `hidden beast` number, since 1 + 6 + 0 + 6 + 6 + 281 + 366 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204346 + ... + 271826.

It is an arithmetic number, because the mean of its divisors is an integer number (1115983575).

Almost surely, 2^16066281366 is an apocalyptic number.

16066281366 is an abundant number, since it is smaller than the sum of its proper divisors (19645193034).

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

16066281366 is a wasteful number, since it uses less digits than its factorization.

16066281366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71901 (or 71895 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 16066281366 in words is "sixteen billion, sixty-six million, two hundred eighty-one thousand, three hundred sixty-six".