54999168 has 192 divisors, whose sum is σ = 176745600. Its totient is φ = 15095808.

The previous prime is 54999143. The next prime is 54999169. The reversal of 54999168 is 86199945.

It is a tau number, because it is divible by the number of its divisors (192).

It is a self number, because there is not a number n which added to its sum of digits gives 54999168.

It is not an unprimeable number, because it can be changed into a prime (54999169) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 696153 + ... + 696231.

It is an arithmetic number, because the mean of its divisors is an integer number (920550).

Almost surely, 2^54999168 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 54999168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88372800).

54999168 is an abundant number, since it is smaller than the sum of its proper divisors (121746432).

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

54999168 is a wasteful number, since it uses less digits than its factorization.

54999168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 128 counting only the distinct ones).

The product of its digits is 699840, while the sum is 51.

The square root of 54999168 is about 7416.1423934550. The cubic root of 54999168 is about 380.2933284565.

The spelling of 54999168 in words is "fifty-four million, nine hundred ninety-nine thousand, one hundred sixty-eight".