504120054 has 8 divisors (see below), whose sum is σ = 1008240120. Its totient is φ = 168040016.

The previous prime is 504120041. The next prime is 504120083. The reversal of 504120054 is 450021405.

It is a sphenic number, since it is the product of 3 distinct primes.

504120054 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 504120054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42009999 + ... + 42010010.

It is an arithmetic number, because the mean of its divisors is an integer number (126030015).

Almost surely, 2^504120054 is an apocalyptic number.

504120054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

504120054 is a wasteful number, since it uses less digits than its factorization.

504120054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84020014.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 504120054 is about 22452.6179765300. The cubic root of 504120054 is about 795.8746246228.

Adding to 504120054 its reverse (450021405), we get a palindrome (954141459).

The spelling of 504120054 in words is "five hundred four million, one hundred twenty thousand, fifty-four".