55118016 has 112 divisors (see below), whose sum is σ = 163860480. Its totient is φ = 18167040.

The previous prime is 55117999. The next prime is 55118047. The reversal of 55118016 is 61081155.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288481 + ... + 288671.

It is an arithmetic number, because the mean of its divisors is an integer number (1463040).

Almost surely, 2^55118016 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 55118016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81930240).

55118016 is an abundant number, since it is smaller than the sum of its proper divisors (108742464).

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

55118016 is a wasteful number, since it uses less digits than its factorization.

55118016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The square root of 55118016 is about 7424.1508605362. The cubic root of 55118016 is about 380.5670573547.

The spelling of 55118016 in words is "fifty-five million, one hundred eighteen thousand, sixteen".