124543522042 has 16 divisors (see below), whose sum is σ = 187220011680. Its totient is φ = 62136998352.

The previous prime is 124543522021. The next prime is 124543522067. The reversal of 124543522042 is 240225345421.

It is a super-2 number, since 2×124543522042² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124543521989 and 124543522007.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1704553 + ... + 1776115.

It is an arithmetic number, because the mean of its divisors is an integer number (11701250730).

Almost surely, 2^124543522042 is an apocalyptic number.

124543522042 is a deficient number, since it is larger than the sum of its proper divisors (62676489638).

124543522042 is a wasteful number, since it uses less digits than its factorization.

124543522042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73437.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 124543522042 its reverse (240225345421), we get a palindrome (364768867463).

The spelling of 124543522042 in words is "one hundred twenty-four billion, five hundred forty-three million, five hundred twenty-two thousand, forty-two".