166536005346 has 40 divisors (see below), whose sum is σ = 386031747420. Its totient is φ = 53597793312.

The previous prime is 166536005341. The next prime is 166536005357. The reversal of 166536005346 is 643500635661.

166536005346 is a `hidden beast` number, since 1 + 6 + 6 + 5 + 3 + 600 + 5 + 34 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 165669350625 + 866654721 = 407025^2 + 29439^2 .

It is not an unprimeable number, because it can be changed into a prime (166536005341) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17719441 + ... + 17728836.

Almost surely, 2^166536005346 is an apocalyptic number.

166536005346 is an abundant number, since it is smaller than the sum of its proper divisors (219495742074).

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

166536005346 is a wasteful number, since it uses less digits than its factorization.

166536005346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35448320 (or 35448311 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 45.

The spelling of 166536005346 in words is "one hundred sixty-six billion, five hundred thirty-six million, five thousand, three hundred forty-six".