4344240302440 has 32 divisors (see below), whose sum is σ = 9785686187880. Its totient is φ = 1735714697472.

The previous prime is 4344240302407. The next prime is 4344240302447. The reversal of 4344240302440 is 442030424434.

It can be written as a sum of positive squares in 4 ways, for example, as 4311445265604 + 32795036836 = 2076402^2 + 181094^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4344240302396 and 4344240302405.

It is not an unprimeable number, because it can be changed into a prime (4344240302447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61883967 + ... + 61954126.

Almost surely, 2^{4344240302440} is an apocalyptic number.

4344240302440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4344240302440 is an abundant number, since it is smaller than the sum of its proper divisors (5441445885440).

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

4344240302440 is a wasteful number, since it uses less digits than its factorization.

4344240302440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123838981 (or 123838977 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 4344240302440 its reverse (442030424434), we get a palindrome (4786270726874).

The spelling of 4344240302440 in words is "four trillion, three hundred forty-four billion, two hundred forty million, three hundred two thousand, four hundred forty".