16156 has 12 divisors (see below), whose sum is σ = 32368. Its totient is φ = 6912.

The previous prime is 16141. The next prime is 16183. The reversal of 16156 is 65161.

16156 = T₁₉ + T₂₀ + ... + T₄₆.

16156 = 45² + 46² + ... + 51².

16156 is an admirable number.

It is a super-2 number, since 2×16156² = 522032672, which contains 22 as substring.

It is a plaindrome in base 11.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261 + ... + 316.

2¹⁶¹⁵⁶ is an apocalyptic number.

It is an amenable number.

16156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16184).

16156 is a wasteful number, since it uses less digits than its factorization.

16156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588 (or 586 counting only the distinct ones).

The product of its digits is 180, while the sum is 19.

The square root of 16156 is about 127.1062547635. The cubic root of 16156 is about 25.2800511402.

The spelling of 16156 in words is "sixteen thousand, one hundred fifty-six".