156340666206 has 12 divisors (see below), whose sum is σ = 338738110152. Its totient is φ = 52113555396.

The previous prime is 156340666189. The next prime is 156340666213. The reversal of 156340666206 is 602666043651.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4342796266 + ... + 4342796301.

It is an arithmetic number, because the mean of its divisors is an integer number (28228175846).

Almost surely, 2^156340666206 is an apocalyptic number.

156340666206 is an abundant number, since it is smaller than the sum of its proper divisors (182397443946).

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

156340666206 is a wasteful number, since it uses less digits than its factorization.

156340666206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8685592575 (or 8685592572 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 156340666206 in words is "one hundred fifty-six billion, three hundred forty million, six hundred sixty-six thousand, two hundred six".