2044354312 has 128 divisors (see below), whose sum is σ = 5449731840. Its totient is φ = 691937280.

The previous prime is 2044354211. The next prime is 2044354339. The reversal of 2044354312 is 2134534402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128628 + ... + 143644.

It is an arithmetic number, because the mean of its divisors is an integer number (42576030).

Almost surely, 2^2044354312 is an apocalyptic number.

2044354312 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 2044354312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2724865920).

2044354312 is an abundant number, since it is smaller than the sum of its proper divisors (3405377528).

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

2044354312 is a wasteful number, since it uses less digits than its factorization.

2044354312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15071 (or 15067 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 2044354312 is about 45214.5365120555. The cubic root of 2044354312 is about 1269.1668563766.

Adding to 2044354312 its reverse (2134534402), we get a palindrome (4178888714).

The spelling of 2044354312 in words is "two billion, forty-four million, three hundred fifty-four thousand, three hundred twelve".