44130040000 has 140 divisors (see below), whose sum is σ = 111977362024. Its totient is φ = 17240832000.

The previous prime is 44130039973. The next prime is 44130040033. The reversal of 44130040000 is 4003144.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 1707172 + ... + 1732828.

Almost surely, 2^44130040000 is an apocalyptic number.

44130040000 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 44130040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55988681012).

44130040000 is an abundant number, since it is smaller than the sum of its proper divisors (67847322024).

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

44130040000 is an equidigital number, since it uses as much as digits as its factorization.

44130040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25732 (or 25707 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 44130040000 its reverse (4003144), we get a palindrome (44134043144).

The spelling of 44130040000 in words is "forty-four billion, one hundred thirty million, forty thousand".