2044790820072 has 640 divisors, whose sum is σ = 7760628691200. Its totient is φ = 485744947200.

The previous prime is 2044790820053. The next prime is 2044790820073. The reversal of 2044790820072 is 2700280974402.

It is not an unprimeable number, because it can be changed into a prime (2044790820073) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 70688172 + ... + 70717092.

It is an arithmetic number, because the mean of its divisors is an integer number (12125982330).

Almost surely, 2^{2044790820072} is an apocalyptic number.

2044790820072 is a gapful number since it is divisible by the number (22) 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 2044790820072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3880314345600).

2044790820072 is an abundant number, since it is smaller than the sum of its proper divisors (5715837871128).

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

2044790820072 is a wasteful number, since it uses less digits than its factorization.

2044790820072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29079 (or 29066 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 2044790820072 in words is "two trillion, forty-four billion, seven hundred ninety million, eight hundred twenty thousand, seventy-two".