2000531303505 has 48 divisors (see below), whose sum is σ = 4090794599424. Its totient is φ = 885027669120.

The previous prime is 2000531303467. The next prime is 2000531303521. The reversal of 2000531303505 is 5053031350002.

2000531303505 is a `hidden beast` number, since 20 + 0 + 0 + 5 + 3 + 130 + 3 + 505 = 666.

It is not a de Polignac number, because 2000531303505 - 2⁹ = 2000531302993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102423994 + ... + 102443523.

It is an arithmetic number, because the mean of its divisors is an integer number (85224887488).

Almost surely, 2^{2000531303505} is an apocalyptic number.

It is an amenable number.

2000531303505 is an abundant number, since it is smaller than the sum of its proper divisors (2090263295919).

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

2000531303505 is a wasteful number, since it uses less digits than its factorization.

2000531303505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204867566 (or 204867563 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

Adding to 2000531303505 its reverse (5053031350002), we get a palindrome (7053562653507).

The spelling of 2000531303505 in words is "two trillion, five hundred thirty-one million, three hundred three thousand, five hundred five".