14415143538 has 32 divisors (see below), whose sum is σ = 29617736256. Its totient is φ = 4673878848.

The previous prime is 14415143503. The next prime is 14415143551. The reversal of 14415143538 is 83534151441.

14415143538 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×14415143538² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14415143496 and 14415143505.

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, 1088545 + ... + 1101707.

It is an arithmetic number, because the mean of its divisors is an integer number (925554258).

Almost surely, 2^14415143538 is an apocalyptic number.

14415143538 is an abundant number, since it is smaller than the sum of its proper divisors (15202592718).

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

14415143538 is a wasteful number, since it uses less digits than its factorization.

14415143538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18138.

The product of its digits is 115200, while the sum is 39.

Adding to 14415143538 its reverse (83534151441), we get a palindrome (97949294979).

The spelling of 14415143538 in words is "fourteen billion, four hundred fifteen million, one hundred forty-three thousand, five hundred thirty-eight".