16670500216 has 8 divisors (see below), whose sum is σ = 31257187920. Its totient is φ = 8335250104.

The previous prime is 16670500213. The next prime is 16670500267. The reversal of 16670500216 is 61200507661.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16670500213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1041906256 + ... + 1041906271.

It is an arithmetic number, because the mean of its divisors is an integer number (3907148490).

Almost surely, 2^16670500216 is an apocalyptic number.

It is an amenable number.

16670500216 is a deficient number, since it is larger than the sum of its proper divisors (14586687704).

16670500216 is a wasteful number, since it uses less digits than its factorization.

16670500216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083812533 (or 2083812529 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 16670500216 in words is "sixteen billion, six hundred seventy million, five hundred thousand, two hundred sixteen".