2044243666212 has 96 divisors (see below), whose sum is σ = 5224921013760. Its totient is φ = 616924788480.

The previous prime is 2044243666193. The next prime is 2044243666219. The reversal of 2044243666212 is 2126663424402.

It is not an unprimeable number, because it can be changed into a prime (2044243666219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46375839 + ... + 46419897.

It is an arithmetic number, because the mean of its divisors is an integer number (54426260560).

Almost surely, 2^{2044243666212} is an apocalyptic number.

2044243666212 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 2044243666212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2612460506880).

2044243666212 is an abundant number, since it is smaller than the sum of its proper divisors (3180677347548).

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

2044243666212 is a wasteful number, since it uses less digits than its factorization.

2044243666212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45513 (or 45511 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 2044243666212 in words is "two trillion, forty-four billion, two hundred forty-three million, six hundred sixty-six thousand, two hundred twelve".