11542342044 has 48 divisors (see below), whose sum is σ = 27471911040. Its totient is φ = 3770733120.

The previous prime is 11542342039. The next prime is 11542342051. The reversal of 11542342044 is 44024324511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209722 + ... + 258974.

It is an arithmetic number, because the mean of its divisors is an integer number (572331480).

Almost surely, 2^11542342044 is an apocalyptic number.

It is an amenable number.

11542342044 is an abundant number, since it is smaller than the sum of its proper divisors (15929568996).

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

11542342044 is a wasteful number, since it uses less digits than its factorization.

11542342044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49650 (or 49648 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 11542342044 its reverse (44024324511), we get a palindrome (55566666555).

The spelling of 11542342044 in words is "eleven billion, five hundred forty-two million, three hundred forty-two thousand, forty-four".