11442140032 has 16 divisors (see below), whose sum is σ = 22794888600. Its totient is φ = 5721069952.

The previous prime is 11442140029. The next prime is 11442140053. The reversal of 11442140032 is 23004124411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×11442140032² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11442139985 and 11442140012.

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 as a sum of consecutive naturals, namely, 44695732 + ... + 44695987.

Almost surely, 2^11442140032 is an apocalyptic number.

It is an amenable number.

11442140032 is a deficient number, since it is larger than the sum of its proper divisors (11352748568).

11442140032 is an frugal number, since it uses more digits than its factorization.

11442140032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89391733 (or 89391721 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11442140032 its reverse (23004124411), we get a palindrome (34446264443).

The spelling of 11442140032 in words is "eleven billion, four hundred forty-two million, one hundred forty thousand, thirty-two".