156090066 has 16 divisors (see below), whose sum is σ = 340560288. Its totient is φ = 47300000.

The previous prime is 156090047. The next prime is 156090079. The reversal of 156090066 is 660090651.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1182435 + ... + 1182566.

It is an arithmetic number, because the mean of its divisors is an integer number (21285018).

Almost surely, 2^156090066 is an apocalyptic number.

156090066 is an abundant number, since it is smaller than the sum of its proper divisors (184470222).

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

156090066 is a wasteful number, since it uses less digits than its factorization.

156090066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2365017.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 156090066 is about 12493.6010021130. The cubic root of 156090066 is about 538.4248405141.

The spelling of 156090066 in words is "one hundred fifty-six million, ninety thousand, sixty-six".