3240415543240 has 32 divisors (see below), whose sum is σ = 7361720758080. Its totient is φ = 1283582077632.

The previous prime is 3240415543219. The next prime is 3240415543297. The reversal of 3240415543240 is 423455140423.

It is a self number, because there is not a number n which added to its sum of digits gives 3240415543240.

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, 393250194 + ... + 393258433.

It is an arithmetic number, because the mean of its divisors is an integer number (230053773690).

Almost surely, 2^{3240415543240} is an apocalyptic number.

It is an amenable number.

3240415543240 is an abundant number, since it is smaller than the sum of its proper divisors (4121305214840).

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

3240415543240 is a wasteful number, since it uses less digits than its factorization.

3240415543240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786508741 (or 786508737 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

The spelling of 3240415543240 in words is "three trillion, two hundred forty billion, four hundred fifteen million, five hundred forty-three thousand, two hundred forty".