11520654343342 has 12 divisors (see below), whose sum is σ = 17542756254240. Its totient is φ = 5674352134836.

The previous prime is 11520654343283. The next prime is 11520654343349. The reversal of 11520654343342 is 24334345602511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520654343349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 641595742 + ... + 641613697.

It is an arithmetic number, because the mean of its divisors is an integer number (1461896354520).

Almost surely, 2^{11520654343342} is an apocalyptic number.

11520654343342 is a deficient number, since it is larger than the sum of its proper divisors (6022101910898).

11520654343342 is an equidigital number, since it uses as much as digits as its factorization.

11520654343342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283209575 (or 1283209508 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 11520654343342 its reverse (24334345602511), we get a palindrome (35854999945853).

The spelling of 11520654343342 in words is "eleven trillion, five hundred twenty billion, six hundred fifty-four million, three hundred forty-three thousand, three hundred forty-two".