116161056 has 144 divisors (see below), whose sum is σ = 370476288. Its totient is φ = 34214400.

The previous prime is 116161039. The next prime is 116161081. The reversal of 116161056 is 650161611.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116721 + ... + 117711.

It is an arithmetic number, because the mean of its divisors is an integer number (2572752).

Almost surely, 2^116161056 is an apocalyptic number.

116161056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116161056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185238144).

116161056 is an abundant number, since it is smaller than the sum of its proper divisors (254315232).

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

116161056 is a wasteful number, since it uses less digits than its factorization.

116161056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055 (or 1044 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 116161056 is about 10777.8038579295. The cubic root of 116161056 is about 487.9255014825.

The spelling of 116161056 in words is "one hundred sixteen million, one hundred sixty-one thousand, fifty-six".