44403012120 has 128 divisors (see below), whose sum is σ = 135154736640. Its totient is φ = 11668147200.

The previous prime is 44403012109. The next prime is 44403012131. The reversal of 44403012120 is 2121030444.

It is an interprime number because it is at equal distance from previous prime (44403012109) and next prime (44403012131).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17404845 + ... + 17407395.

It is an arithmetic number, because the mean of its divisors is an integer number (1055896380).

Almost surely, 2^44403012120 is an apocalyptic number.

44403012120 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 44403012120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67577368320).

44403012120 is an abundant number, since it is smaller than the sum of its proper divisors (90751724520).

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

44403012120 is a wasteful number, since it uses less digits than its factorization.

44403012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625 (or 4621 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 44403012120 its reverse (2121030444), we get a palindrome (46524042564).

The spelling of 44403012120 in words is "forty-four billion, four hundred three million, twelve thousand, one hundred twenty".