504738374920 has 128 divisors (see below), whose sum is σ = 1264095383040. Its totient is φ = 180201415680.

The previous prime is 504738374893. The next prime is 504738374947. The reversal of 504738374920 is 29473837405.

It is an interprime number because it is at equal distance from previous prime (504738374893) and next prime (504738374947).

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1904110 + ... + 2152930.

It is an arithmetic number, because the mean of its divisors is an integer number (9875745180).

Almost surely, 2^504738374920 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 504738374920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (632047691520).

504738374920 is an abundant number, since it is smaller than the sum of its proper divisors (759357008120).

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

504738374920 is a wasteful number, since it uses less digits than its factorization.

504738374920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248975 (or 248971 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 504738374920 in words is "five hundred four billion, seven hundred thirty-eight million, three hundred seventy-four thousand, nine hundred twenty".