53481168 has 160 divisors (see below), whose sum is σ = 168739200. Its totient is φ = 16118784.

The previous prime is 53481151. The next prime is 53481203. The reversal of 53481168 is 86118435.

53481168 is a `hidden beast` number, since 534 + 8 + 116 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 499771 + ... + 499877.

It is an arithmetic number, because the mean of its divisors is an integer number (1054620).

Almost surely, 2^53481168 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 53481168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84369600).

53481168 is an abundant number, since it is smaller than the sum of its proper divisors (115258032).

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

53481168 is a wasteful number, since it uses less digits than its factorization.

53481168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 214 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 53481168 is about 7313.0819768412. The cubic root of 53481168 is about 376.7618850651.

The spelling of 53481168 in words is "fifty-three million, four hundred eighty-one thousand, one hundred sixty-eight".