10340344012240 has 160 divisors (see below), whose sum is σ = 26705069766144. Its totient is φ = 3691932203520.

The previous prime is 10340344012169. The next prime is 10340344012291. The reversal of 10340344012240 is 4221044304301.

It is a junction number, because it is equal to n+sod(n) for n = 10340344012199 and 10340344012208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17815087 + ... + 18386353.

Almost surely, 2^{10340344012240} is an apocalyptic number.

10340344012240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10340344012240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13352534883072).

10340344012240 is an abundant number, since it is smaller than the sum of its proper divisors (16364725753904).

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

10340344012240 is a wasteful number, since it uses less digits than its factorization.

10340344012240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571665 (or 571659 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 10340344012240 its reverse (4221044304301), we get a palindrome (14561388316541).

The spelling of 10340344012240 in words is "ten trillion, three hundred forty billion, three hundred forty-four million, twelve thousand, two hundred forty".