2000345505 has 8 divisors (see below), whose sum is σ = 3200552832. Its totient is φ = 1066850928.

The previous prime is 2000345497. The next prime is 2000345507. The reversal of 2000345505 is 5055430002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2000345505 - 2³ = 2000345497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2000345507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66678169 + ... + 66678198.

It is an arithmetic number, because the mean of its divisors is an integer number (400069104).

Almost surely, 2^2000345505 is an apocalyptic number.

It is an amenable number.

2000345505 is a deficient number, since it is larger than the sum of its proper divisors (1200207327).

2000345505 is a wasteful number, since it uses less digits than its factorization.

2000345505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133356375.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 2000345505 is about 44725.2222465132. Note that the first 4 decimals coincide. The cubic root of 2000345505 is about 1259.9935972212.

Adding to 2000345505 its reverse (5055430002), we get a palindrome (7055775507).

The spelling of 2000345505 in words is "two billion, three hundred forty-five thousand, five hundred five".