503278080 has 160 divisors (see below), whose sum is σ = 1694088000. Its totient is φ = 127107072.

The previous prime is 503278037. The next prime is 503278117. The reversal of 503278080 is 80872305.

It is a tau number, because it is divible by the number of its divisors (160).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144196 + ... + 147644.

It is an arithmetic number, because the mean of its divisors is an integer number (10588050).

Almost surely, 2^503278080 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 503278080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (847044000).

503278080 is an abundant number, since it is smaller than the sum of its proper divisors (1190809920).

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

503278080 is a wasteful number, since it uses less digits than its factorization.

503278080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494 (or 3478 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 503278080 is about 22433.8601225915. The cubic root of 503278080 is about 795.4312916314.

The spelling of 503278080 in words is "five hundred three million, two hundred seventy-eight thousand, eighty".