2340203112440 has 32 divisors (see below), whose sum is σ = 5265711143280. Its totient is φ = 936036064512.

The previous prime is 2340203112439. The next prime is 2340203112461. The reversal of 2340203112440 is 442113020432.

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, 566534 + ... + 2236373.

Almost surely, 2^{2340203112440} is an apocalyptic number.

2340203112440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2340203112440 is an abundant number, since it is smaller than the sum of its proper divisors (2925508030840).

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

2340203112440 is a wasteful number, since it uses less digits than its factorization.

2340203112440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823791 (or 2823787 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2340203112440 its reverse (442113020432), we get a palindrome (2782316132872).

The spelling of 2340203112440 in words is "two trillion, three hundred forty billion, two hundred three million, one hundred twelve thousand, four hundred forty".