2045608200 has 72 divisors (see below), whose sum is σ = 6869840250. Its totient is φ = 545495040.

The previous prime is 2045608199. The next prime is 2045608211. The reversal of 2045608200 is 28065402.

2045608200 is a `hidden beast` number, since 2 + 0 + 456 + 0 + 8 + 200 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 792872964 + 1252735236 = 28158^2 + 35394^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 566425 + ... + 570024.

Almost surely, 2^2045608200 is an apocalyptic number.

2045608200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045608200 is an abundant number, since it is smaller than the sum of its proper divisors (4824232050).

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

2045608200 is a wasteful number, since it uses less digits than its factorization.

2045608200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136471 (or 1136459 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 2045608200 is about 45228.4003696792. The cubic root of 2045608200 is about 1269.4262810495.

The spelling of 2045608200 in words is "two billion, forty-five million, six hundred eight thousand, two hundred".