6166666616 has 32 divisors (see below), whose sum is σ = 12616743600. Its totient is φ = 2802339840.

The previous prime is 6166666613. The next prime is 6166666637.

6166666616 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6166666613) 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, 569186 + ... + 579918.

Almost surely, 2^6166666616 is an apocalyptic number.

It is an amenable number.

6166666616 is an abundant number, since it is smaller than the sum of its proper divisors (6450076984).

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

6166666616 is a wasteful number, since it uses less digits than its factorization.

6166666616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17279 (or 17275 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 50.

The square root of 6166666616 is about 78528.1262733296. The cubic root of 6166666616 is about 1833.7923501964.

The spelling of 6166666616 in words is "six billion, one hundred sixty-six million, six hundred sixty-six thousand, six hundred sixteen".