156361166 has 12 divisors (see below), whose sum is σ = 253971792. Its totient is φ = 72166536.

The previous prime is 156361157. The next prime is 156361171. The reversal of 156361166 is 661163651.

156361166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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, 230966 + ... + 231641.

It is an arithmetic number, because the mean of its divisors is an integer number (21164316).

Almost surely, 2^156361166 is an apocalyptic number.

156361166 is a deficient number, since it is larger than the sum of its proper divisors (97610626).

156361166 is a wasteful number, since it uses less digits than its factorization.

156361166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462635 (or 462622 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 156361166 is about 12504.4458493769. The cubic root of 156361166 is about 538.7363755004.

The spelling of 156361166 in words is "one hundred fifty-six million, three hundred sixty-one thousand, one hundred sixty-six".