11442455542 has 8 divisors (see below), whose sum is σ = 19615638096. Its totient is φ = 4903909512.

The previous prime is 11442455509. The next prime is 11442455561. The reversal of 11442455542 is 24555424411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408659113 + ... + 408659140.

It is an arithmetic number, because the mean of its divisors is an integer number (2451954762).

Almost surely, 2^11442455542 is an apocalyptic number.

11442455542 is a deficient number, since it is larger than the sum of its proper divisors (8173182554).

11442455542 is an equidigital number, since it uses as much as digits as its factorization.

11442455542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817318262.

The product of its digits is 128000, while the sum is 37.

Adding to 11442455542 its reverse (24555424411), we get a palindrome (35997879953).

The spelling of 11442455542 in words is "eleven billion, four hundred forty-two million, four hundred fifty-five thousand, five hundred forty-two".