54636318 has 24 divisors (see below), whose sum is σ = 129140856. Its totient is φ = 16556400.

The previous prime is 54636251. The next prime is 54636347. The reversal of 54636318 is 81363645.

54636318 is a `hidden beast` number, since 5 + 4 + 636 + 3 + 18 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137773 + ... + 138168.

It is an arithmetic number, because the mean of its divisors is an integer number (5380869).

Almost surely, 2^54636318 is an apocalyptic number.

54636318 is an abundant number, since it is smaller than the sum of its proper divisors (74504538).

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

54636318 is a wasteful number, since it uses less digits than its factorization.

54636318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275960 (or 275957 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 54636318 is about 7391.6383840120. The cubic root of 54636318 is about 379.4551702788.

It can be divided in two parts, 5463 and 6318, that added together give a triangular number (11781 = T₁₅₃).

The spelling of 54636318 in words is "fifty-four million, six hundred thirty-six thousand, three hundred eighteen".