116081566 has 8 divisors (see below), whose sum is σ = 174176280. Its totient is φ = 58022808.

The previous prime is 116081557. The next prime is 116081599. The reversal of 116081566 is 665180611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1560 + ... + 15316.

It is an arithmetic number, because the mean of its divisors is an integer number (21772035).

Almost surely, 2^116081566 is an apocalyptic number.

116081566 is a deficient number, since it is larger than the sum of its proper divisors (58094714).

116081566 is a wasteful number, since it uses less digits than its factorization.

116081566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17978.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 116081566 is about 10774.1155553484. The cubic root of 116081566 is about 487.8141788935.

The spelling of 116081566 in words is "one hundred sixteen million, eighty-one thousand, five hundred sixty-six".