3431540033240 has 32 divisors (see below), whose sum is σ = 8422870991760. Its totient is φ = 1247832739200.

The previous prime is 3431540033237. The next prime is 3431540033263. The reversal of 3431540033240 is 423300451343.

It is a junction number, because it is equal to n+sod(n) for n = 3431540033197 and 3431540033206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3899476871 + ... + 3899477750.

Almost surely, 2^{3431540033240} is an apocalyptic number.

It is an amenable number.

3431540033240 is an abundant number, since it is smaller than the sum of its proper divisors (4991330958520).

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

3431540033240 is a wasteful number, since it uses less digits than its factorization.

3431540033240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7798954643 (or 7798954639 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 3431540033240 its reverse (423300451343), we get a palindrome (3854840484583).

The spelling of 3431540033240 in words is "three trillion, four hundred thirty-one billion, five hundred forty million, thirty-three thousand, two hundred forty".