16666683336 has 32 divisors (see below), whose sum is σ = 46296343200. Its totient is φ = 5555561040.

The previous prime is 16666683331. The next prime is 16666683343. The reversal of 16666683336 is 63338666661.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (16666683331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38580070 + ... + 38580501.

It is an arithmetic number, because the mean of its divisors is an integer number (1446760725).

Almost surely, 2^16666683336 is an apocalyptic number.

It is an amenable number.

16666683336 is an abundant number, since it is smaller than the sum of its proper divisors (29629659864).

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

16666683336 is a wasteful number, since it uses less digits than its factorization.

16666683336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77160586 (or 77160576 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 54.

The spelling of 16666683336 in words is "sixteen billion, six hundred sixty-six million, six hundred eighty-three thousand, three hundred thirty-six".