44412112140 has 96 divisors (see below), whose sum is σ = 138218524416. Its totient is φ = 10563421440.

The previous prime is 44412112139. The next prime is 44412112141. The reversal of 44412112140 is 4121121444.

It is an interprime number because it is at equal distance from previous prime (44412112139) and next prime (44412112141).

It is a self number, because there is not a number n which added to its sum of digits gives 44412112140.

It is not an unprimeable number, because it can be changed into a prime (44412112141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 599842 + ... + 669801.

It is an arithmetic number, because the mean of its divisors is an integer number (1439776296).

Almost surely, 2^44412112140 is an apocalyptic number.

It is an amenable number.

44412112140 is an abundant number, since it is smaller than the sum of its proper divisors (93806412276).

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

44412112140 is a wasteful number, since it uses less digits than its factorization.

44412112140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269719 (or 1269717 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 44412112140 its reverse (4121121444), we get a palindrome (48533233584).

It can be divided in two parts, 4 and 4412112140, that added together give a palindrome (4412112144).

The spelling of 44412112140 in words is "forty-four billion, four hundred twelve million, one hundred twelve thousand, one hundred forty".