54551118 has 16 divisors (see below), whose sum is σ = 109208016. Its totient is φ = 18166080.

The previous prime is 54551111. The next prime is 54551129. The reversal of 54551118 is 81115545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54551111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3348 + ... + 10968.

It is an arithmetic number, because the mean of its divisors is an integer number (6825501).

Almost surely, 2^54551118 is an apocalyptic number.

54551118 is an abundant number, since it is smaller than the sum of its proper divisors (54656898).

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

54551118 is a wasteful number, since it uses less digits than its factorization.

54551118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8819.

The product of its digits is 4000, while the sum is 30.

The square root of 54551118 is about 7385.8728664932. The cubic root of 54551118 is about 379.2578265753.

The spelling of 54551118 in words is "fifty-four million, five hundred fifty-one thousand, one hundred eighteen".