161106016 has 24 divisors (see below), whose sum is σ = 333872280. Its totient is φ = 76313088.

The previous prime is 161105953. The next prime is 161106019. The reversal of 161106016 is 610601161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161106019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131881 + ... + 133096.

It is an arithmetic number, because the mean of its divisors is an integer number (13911345).

Almost surely, 2^161106016 is an apocalyptic number.

161106016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

161106016 is an abundant number, since it is smaller than the sum of its proper divisors (172766264).

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

161106016 is a wasteful number, since it uses less digits than its factorization.

161106016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265006 (or 264998 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 161106016 is about 12692.7544685935. The cubic root of 161106016 is about 544.1315641999.

Adding to 161106016 its reverse (610601161), we get a palindrome (771707177).

The spelling of 161106016 in words is "one hundred sixty-one million, one hundred six thousand, sixteen".