2443342031240 has 64 divisors (see below), whose sum is σ = 5997514259520. Its totient is φ = 888455392000.

The previous prime is 2443342031231. The next prime is 2443342031257. The reversal of 2443342031240 is 421302433442.

It is a junction number, because it is equal to n+sod(n) for n = 2443342031197 and 2443342031206.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14161895 + ... + 14333385.

It is an arithmetic number, because the mean of its divisors is an integer number (93711160305).

Almost surely, 2^{2443342031240} is an apocalyptic number.

2443342031240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2443342031240 is an abundant number, since it is smaller than the sum of its proper divisors (3554172228280).

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

2443342031240 is a wasteful number, since it uses less digits than its factorization.

2443342031240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203894 (or 203890 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2443342031240 its reverse (421302433442), we get a palindrome (2864644464682).

The spelling of 2443342031240 in words is "two trillion, four hundred forty-three billion, three hundred forty-two million, thirty-one thousand, two hundred forty".