44484279840 has 1536 divisors, whose sum is σ = 213292154880. Its totient is φ = 8465264640.

The previous prime is 44484279803. The next prime is 44484279871. The reversal of 44484279840 is 4897248444.

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

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 255 ways as a sum of consecutive naturals, for example, 350269857 + ... + 350269983.

It is an arithmetic number, because the mean of its divisors is an integer number (138862080).

Almost surely, 2^44484279840 is an apocalyptic number.

44484279840 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 44484279840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106646077440).

44484279840 is an abundant number, since it is smaller than the sum of its proper divisors (168807875040).

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

44484279840 is a wasteful number, since it uses less digits than its factorization.

44484279840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 8257536, while the sum is 54.

The spelling of 44484279840 in words is "forty-four billion, four hundred eighty-four million, two hundred seventy-nine thousand, eight hundred forty".