163130616 has 96 divisors (see below), whose sum is σ = 484351920. Its totient is φ = 49190400.

The previous prime is 163130609. The next prime is 163130633. The reversal of 163130616 is 616031361.

It is a happy number.

163130616 is a `hidden beast` number, since 16 + 3 + 1 + 30 + 616 = 666.

It is a super-2 number, since 2×163130616² = 53223195753078912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 163130616.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222186 + ... + 222918.

Almost surely, 2^163130616 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 163130616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242175960).

163130616 is an abundant number, since it is smaller than the sum of its proper divisors (321221304).

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

163130616 is a wasteful number, since it uses less digits than its factorization.

163130616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037 (or 1030 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 163130616 is about 12772.2596278027. The cubic root of 163130616 is about 546.4014276112.

Adding to 163130616 its reverse (616031361), we get a palindrome (779161977).

The spelling of 163130616 in words is "one hundred sixty-three million, one hundred thirty thousand, six hundred sixteen".