440120120000 has 140 divisors (see below), whose sum is σ = 1190570126856. Its totient is φ = 160043520000.

The previous prime is 440120119997. The next prime is 440120120021. The reversal of 440120120000 is 21021044.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 60137 + ... + 940136.

Almost surely, 2^440120120000 is an apocalyptic number.

440120120000 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 440120120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595285063428).

440120120000 is an abundant number, since it is smaller than the sum of its proper divisors (750450006856).

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

440120120000 is a wasteful number, since it uses less digits than its factorization.

440120120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000316 (or 1000291 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 440120120000 its reverse (21021044), we get a palindrome (440141141044).

The spelling of 440120120000 in words is "four hundred forty billion, one hundred twenty million, one hundred twenty thousand".