2003688355520 has 28 divisors (see below), whose sum is σ = 4771282897344. Its totient is φ = 801475342080.

The previous prime is 2003688355481. The next prime is 2003688355541. The reversal of 2003688355520 is 255538863002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3130762736 + ... + 3130763375.

Almost surely, 2^{2003688355520} is an apocalyptic number.

2003688355520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2003688355520 is an abundant number, since it is smaller than the sum of its proper divisors (2767594541824).

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

2003688355520 is an equidigital number, since it uses as much as digits as its factorization.

2003688355520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6261526128 (or 6261526118 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 2003688355520 in words is "two trillion, three billion, six hundred eighty-eight million, three hundred fifty-five thousand, five hundred twenty".