2503793280 has 128 divisors (see below), whose sum is σ = 7995804480. Its totient is φ = 666427392.

The previous prime is 2503793263. The next prime is 2503793291. The reversal of 2503793280 is 823973052.

It is a tau number, because it is divible by the number of its divisors (128).

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, 1510212 + ... + 1511868.

Almost surely, 2^2503793280 is an apocalyptic number.

2503793280 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 2503793280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3997902240).

2503793280 is an abundant number, since it is smaller than the sum of its proper divisors (5492011200).

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

2503793280 is a wasteful number, since it uses less digits than its factorization.

2503793280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466 (or 2454 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 2503793280 is about 50037.9184219328. The cubic root of 2503793280 is about 1357.8948978142.

The spelling of 2503793280 in words is "two billion, five hundred three million, seven hundred ninety-three thousand, two hundred eighty".