2045445045200 has 60 divisors (see below), whose sum is σ = 4914505719360. Its totient is φ = 818124074880.

The previous prime is 2045445045191. The next prime is 2045445045247. The reversal of 2045445045200 is 25405445402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6206987 + ... + 6528213.

It is an arithmetic number, because the mean of its divisors is an integer number (81908428656).

Almost surely, 2^{2045445045200} is an apocalyptic number.

2045445045200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045445045200 is an abundant number, since it is smaller than the sum of its proper divisors (2869060674160).

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

2045445045200 is a wasteful number, since it uses less digits than its factorization.

2045445045200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337164 (or 337153 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 35.

The spelling of 2045445045200 in words is "two trillion, forty-five billion, four hundred forty-five million, forty-five thousand, two hundred".