11472042423 has 16 divisors (see below), whose sum is σ = 15886287360. Its totient is φ = 7358429376.

The previous prime is 11472042397. The next prime is 11472042467. The reversal of 11472042423 is 32424027411.

It is not a de Polignac number, because 11472042423 - 2¹⁷ = 11471911351 is a prime.

It is a super-2 number, since 2×11472042423² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11472042823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681190 + ... + 697827.

It is an arithmetic number, because the mean of its divisors is an integer number (992892960).

Almost surely, 2^11472042423 is an apocalyptic number.

11472042423 is a deficient number, since it is larger than the sum of its proper divisors (4414244937).

11472042423 is a wasteful number, since it uses less digits than its factorization.

11472042423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379126.

The product of its (nonzero) digits is 10752, while the sum is 30.

Adding to 11472042423 its reverse (32424027411), we get a palindrome (43896069834).

The spelling of 11472042423 in words is "eleven billion, four hundred seventy-two million, forty-two thousand, four hundred twenty-three".