2003604228520 has 64 divisors (see below), whose sum is σ = 4511832192000. Its totient is φ = 800780241408.

The previous prime is 2003604228481. The next prime is 2003604228523. The reversal of 2003604228520 is 258224063002.

It is not an unprimeable number, because it can be changed into a prime (2003604228523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 426024489 + ... + 426029191.

It is an arithmetic number, because the mean of its divisors is an integer number (70497378000).

Almost surely, 2^{2003604228520} is an apocalyptic number.

2003604228520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2003604228520 is an abundant number, since it is smaller than the sum of its proper divisors (2508227963480).

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

2003604228520 is a wasteful number, since it uses less digits than its factorization.

2003604228520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11242 (or 11238 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 2003604228520 in words is "two trillion, three billion, six hundred four million, two hundred twenty-eight thousand, five hundred twenty".