2044020126720 has 1056 divisors, whose sum is σ = 7991372712960. Its totient is φ = 442485964800.

The previous prime is 2044020126641. The next prime is 2044020126767. The reversal of 2044020126720 is 276210204402.

It is a tau number, because it is divible by the number of its divisors (1056).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 748998316 + ... + 749001044.

Almost surely, 2^{2044020126720} is an apocalyptic number.

2044020126720 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 2044020126720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3995686356480).

2044020126720 is an abundant number, since it is smaller than the sum of its proper divisors (5947352586240).

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

2044020126720 is a wasteful number, since it uses less digits than its factorization.

2044020126720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823 (or 2794 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The spelling of 2044020126720 in words is "two trillion, forty-four billion, twenty million, one hundred twenty-six thousand, seven hundred twenty".