11142452544 has 56 divisors (see below), whose sum is σ = 29812366080. Its totient is φ = 3672413184.

The previous prime is 11142452539. The next prime is 11142452551. The reversal of 11142452544 is 44525424111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308944 + ... + 343119.

It is an arithmetic number, because the mean of its divisors is an integer number (532363680).

Almost surely, 2^11142452544 is an apocalyptic number.

It is an amenable number.

11142452544 is an abundant number, since it is smaller than the sum of its proper divisors (18669913536).

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

11142452544 is an equidigital number, since it uses as much as digits as its factorization.

11142452544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652167 (or 652157 counting only the distinct ones).

The product of its digits is 25600, while the sum is 33.

Adding to 11142452544 its reverse (44525424111), we get a palindrome (55667876655).

The spelling of 11142452544 in words is "eleven billion, one hundred forty-two million, four hundred fifty-two thousand, five hundred forty-four".