2045300000 has 144 divisors (see below), whose sum is σ = 5105626344. Its totient is φ = 806400000.

The previous prime is 2045299981. The next prime is 2045300017. The reversal of 2045300000 is 35402.

It can be written as a sum of positive squares in 12 ways, for example, as 1995230224 + 50069776 = 44668^2 + 7076^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11299910 + ... + 11300090.

Almost surely, 2^2045300000 is an apocalyptic number.

2045300000 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 2045300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2552813172).

2045300000 is an abundant number, since it is smaller than the sum of its proper divisors (3060326344).

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

2045300000 is an equidigital number, since it uses as much as digits as its factorization.

2045300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 14.

The square root of 2045300000 is about 45224.9930901045. The cubic root of 2045300000 is about 1269.3625254665.

Adding to 2045300000 its reverse (35402), we get a palindrome (2045335402).

The spelling of 2045300000 in words is "two billion, forty-five million, three hundred thousand".