3440332140424 has 16 divisors (see below), whose sum is σ = 6478791425100. Its totient is φ = 1712654427072.

The previous prime is 3440332140397. The next prime is 3440332140481. The reversal of 3440332140424 is 4240412330443.

It can be written as a sum of positive squares in 2 ways, for example, as 3327961032900 + 112371107524 = 1824270^2 + 335218^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3440332140424.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 938953447 + ... + 938957110.

Almost surely, 2^{3440332140424} is an apocalyptic number.

It is an amenable number.

3440332140424 is a deficient number, since it is larger than the sum of its proper divisors (3038459284676).

3440332140424 is a wasteful number, since it uses less digits than its factorization.

3440332140424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877910792 (or 1877910788 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 3440332140424 its reverse (4240412330443), we get a palindrome (7680744470867).

The spelling of 3440332140424 in words is "three trillion, four hundred forty billion, three hundred thirty-two million, one hundred forty thousand, four hundred twenty-four".