2044440331000 has 64 divisors (see below), whose sum is σ = 4791951833760. Its totient is φ = 816415200000.

The previous prime is 2044440330973. The next prime is 2044440331001. The reversal of 2044440331000 is 1330444402.

It is a super-2 number, since 2×2044440331000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044440331001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1099866 + ... + 2301865.

Almost surely, 2^{2044440331000} is an apocalyptic number.

2044440331000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044440331000 is an abundant number, since it is smaller than the sum of its proper divisors (2747511502760).

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

2044440331000 is a wasteful number, since it uses less digits than its factorization.

2044440331000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3402353 (or 3402339 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 2044440331000 its reverse (1330444402), we get a palindrome (2045770775402).

It can be divided in two parts, 2044 and 440331000, that added together give a palindrome (440333044).

The spelling of 2044440331000 in words is "two trillion, forty-four billion, four hundred forty million, three hundred thirty-one thousand".