944709309144 has 128 divisors (see below), whose sum is σ = 2791727596800. Its totient is φ = 294974507520.

The previous prime is 944709309121. The next prime is 944709309163. The reversal of 944709309144 is 441903907449.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165139 + ... + 1384445.

It is an arithmetic number, because the mean of its divisors is an integer number (21810371850).

Almost surely, 2^944709309144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 944709309144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1395863798400).

944709309144 is an abundant number, since it is smaller than the sum of its proper divisors (1847018287656).

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

944709309144 is a wasteful number, since it uses less digits than its factorization.

944709309144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219550 (or 1219540 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 944709309144 in words is "nine hundred forty-four billion, seven hundred nine million, three hundred nine thousand, one hundred forty-four".