4434401140 has 72 divisors (see below), whose sum is σ = 10211927040. Its totient is φ = 1616494464.

The previous prime is 4434401137. The next prime is 4434401143. The reversal of 4434401140 is 411044344.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4434401137) and next prime (4434401143).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4434401143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 258717 + ... + 275323.

It is an arithmetic number, because the mean of its divisors is an integer number (141832320).

Almost surely, 2^4434401140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4434401140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5105963520).

4434401140 is an abundant number, since it is smaller than the sum of its proper divisors (5777525900).

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

4434401140 is a wasteful number, since it uses less digits than its factorization.

4434401140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16721 (or 16706 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4434401140 is about 66591.2992815127. The cubic root of 4434401140 is about 1642.9020029230.

Adding to 4434401140 its reverse (411044344), we get a palindrome (4845445484).

The spelling of 4434401140 in words is "four billion, four hundred thirty-four million, four hundred one thousand, one hundred forty".