11342231405240 has 64 divisors (see below), whose sum is σ = 26687352605760. Its totient is φ = 4330222673920.

The previous prime is 11342231405227. The next prime is 11342231405249. The reversal of 11342231405240 is 4250413224311.

It is a junction number, because it is equal to n+sod(n) for n = 11342231405197 and 11342231405206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11342231405249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12947369 + ... + 13795608.

It is an arithmetic number, because the mean of its divisors is an integer number (416989884465).

Almost surely, 2^{11342231405240} is an apocalyptic number.

11342231405240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11342231405240 is an abundant number, since it is smaller than the sum of its proper divisors (15345121200520).

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

11342231405240 is a wasteful number, since it uses less digits than its factorization.

11342231405240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26743472 (or 26743468 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 11342231405240 its reverse (4250413224311), we get a palindrome (15592644629551).

The spelling of 11342231405240 in words is "eleven trillion, three hundred forty-two billion, two hundred thirty-one million, four hundred five thousand, two hundred forty".