156849156 has 48 divisors (see below), whose sum is σ = 408300480. Its totient is φ = 52070400.

The previous prime is 156849151. The next prime is 156849169. The reversal of 156849156 is 651948651.

156849156 is a `hidden beast` number, since 156 + 8 + 491 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (156849151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24931 + ... + 30581.

It is an arithmetic number, because the mean of its divisors is an integer number (8506260).

Almost surely, 2^156849156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156849156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204150240).

156849156 is an abundant number, since it is smaller than the sum of its proper divisors (251451324).

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

156849156 is a wasteful number, since it uses less digits than its factorization.

156849156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921 (or 5913 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 156849156 is about 12523.9433087187. The cubic root of 156849156 is about 539.2962437202.

The spelling of 156849156 in words is "one hundred fifty-six million, eight hundred forty-nine thousand, one hundred fifty-six".