116166521606 has 8 divisors (see below), whose sum is σ = 174460485960. Its totient is φ = 58013026288.

The previous prime is 116166521591. The next prime is 116166521609. The reversal of 116166521606 is 606125661611.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116166521609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35115191 + ... + 35118498.

It is an arithmetic number, because the mean of its divisors is an integer number (21807560745).

Almost surely, 2^116166521606 is an apocalyptic number.

116166521606 is a deficient number, since it is larger than the sum of its proper divisors (58293964354).

116166521606 is an equidigital number, since it uses as much as digits as its factorization.

116166521606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70234518.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 116166521606 in words is "one hundred sixteen billion, one hundred sixty-six million, five hundred twenty-one thousand, six hundred six".