2044553720 has 64 divisors (see below), whose sum is σ = 5236669440. Its totient is φ = 711145600.

The previous prime is 2044553717. The next prime is 2044553747. The reversal of 2044553720 is 273554402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90896 + ... + 111135.

It is an arithmetic number, because the mean of its divisors is an integer number (81822960).

Almost surely, 2^2044553720 is an apocalyptic number.

2044553720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044553720 is an abundant number, since it is smaller than the sum of its proper divisors (3192115720).

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

2044553720 is a wasteful number, since it uses less digits than its factorization.

2044553720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202076 (or 202072 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 2044553720 is about 45216.7415898138. The cubic root of 2044553720 is about 1269.2081202278.

The spelling of 2044553720 in words is "two billion, forty-four million, five hundred fifty-three thousand, seven hundred twenty".