11564353342 has 4 divisors (see below), whose sum is σ = 17346530016. Its totient is φ = 5782176670.

The previous prime is 11564353331. The next prime is 11564353349. The reversal of 11564353342 is 24335346511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11564353349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2891088334 + ... + 2891088337.

It is an arithmetic number, because the mean of its divisors is an integer number (4336632504).

Almost surely, 2^11564353342 is an apocalyptic number.

11564353342 is a deficient number, since it is larger than the sum of its proper divisors (5782176674).

11564353342 is an equidigital number, since it uses as much as digits as its factorization.

11564353342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5782176673.

The product of its digits is 129600, while the sum is 37.

Adding to 11564353342 its reverse (24335346511), we get a palindrome (35899699853).

The spelling of 11564353342 in words is "eleven billion, five hundred sixty-four million, three hundred fifty-three thousand, three hundred forty-two".