2503313280 has 384 divisors, whose sum is σ = 9429769440. Its totient is φ = 608256000.

The previous prime is 2503313279. The next prime is 2503313297. The reversal of 2503313280 is 823133052.

2503313280 is a `hidden beast` number, since 2 + 5 + 0 + 331 + 328 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7562715 + ... + 7563045.

Almost surely, 2^2503313280 is an apocalyptic number.

2503313280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2503313280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4714884720).

2503313280 is an abundant number, since it is smaller than the sum of its proper divisors (6926456160).

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

2503313280 is a wasteful number, since it uses less digits than its factorization.

2503313280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2503313280 is about 50033.1218294441. The cubic root of 2503313280 is about 1357.8081186577.

The spelling of 2503313280 in words is "two billion, five hundred three million, three hundred thirteen thousand, two hundred eighty".