504056550 has 48 divisors (see below), whose sum is σ = 1283859792. Its totient is φ = 130780800.

The previous prime is 504056549. The next prime is 504056591. The reversal of 504056550 is 55650405.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39861 + ... + 50960.

It is an arithmetic number, because the mean of its divisors is an integer number (26747079).

Almost surely, 2^504056550 is an apocalyptic number.

504056550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

504056550 is an abundant number, since it is smaller than the sum of its proper divisors (779803242).

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

504056550 is a wasteful number, since it uses less digits than its factorization.

504056550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90873 (or 90868 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 504056550 is about 22451.2037539193. The cubic root of 504056550 is about 795.8412044457.

The spelling of 504056550 in words is "five hundred four million, fifty-six thousand, five hundred fifty".