505546504204 has 144 divisors (see below), whose sum is σ = 1082485404000. Its totient is φ = 205696060416.

The previous prime is 505546504187. The next prime is 505546504223. The reversal of 505546504204 is 402405645505.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 326368822 + ... + 326370370.

It is an arithmetic number, because the mean of its divisors is an integer number (7517259750).

Almost surely, 2^505546504204 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 505546504204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541242702000).

505546504204 is an abundant number, since it is smaller than the sum of its proper divisors (576938899796).

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

505546504204 is a wasteful number, since it uses less digits than its factorization.

505546504204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2520 (or 2511 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 505546504204 in words is "five hundred five billion, five hundred forty-six million, five hundred four thousand, two hundred four".