44294989320 has 320 divisors, whose sum is σ = 151155987840. Its totient is φ = 11632896000.

The previous prime is 44294989309. The next prime is 44294989331. The reversal of 44294989320 is 2398949244.

44294989320 is a `hidden beast` number, since 4 + 42 + 9 + 498 + 93 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (44294989309) and next prime (44294989331).

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 110461120 + ... + 110461520.

It is an arithmetic number, because the mean of its divisors is an integer number (472362462).

Almost surely, 2^44294989320 is an apocalyptic number.

44294989320 is a gapful number since it is divisible by the number (40) 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 44294989320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75577993920).

44294989320 is an abundant number, since it is smaller than the sum of its proper divisors (106860998520).

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

44294989320 is a wasteful number, since it uses less digits than its factorization.

44294989320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 845 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 44294989320 in words is "forty-four billion, two hundred ninety-four million, nine hundred eighty-nine thousand, three hundred twenty".