156201201606 has 64 divisors (see below), whose sum is σ = 335141579520. Its totient is φ = 48388285440.

The previous prime is 156201201571. The next prime is 156201201617. The reversal of 156201201606 is 606102102651.

156201201606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×156201201606³ (a number of 35 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1798330 + ... + 1883186.

It is an arithmetic number, because the mean of its divisors is an integer number (5236587180).

Almost surely, 2^156201201606 is an apocalyptic number.

156201201606 is an abundant number, since it is smaller than the sum of its proper divisors (178940377914).

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

156201201606 is a wasteful number, since it uses less digits than its factorization.

156201201606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85189.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 156201201606 in words is "one hundred fifty-six billion, two hundred one million, two hundred one thousand, six hundred six".