124045405142 has 32 divisors (see below), whose sum is σ = 192896446464. Its totient is φ = 59764320000.

The previous prime is 124045405123. The next prime is 124045405147. The reversal of 124045405142 is 241504540421.

It is a junction number, because it is equal to n+sod(n) for n = 124045405099 and 124045405108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124045405147) 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, 16432613 + ... + 16440159.

It is an arithmetic number, because the mean of its divisors is an integer number (6028013952).

Almost surely, 2^124045405142 is an apocalyptic number.

124045405142 is a deficient number, since it is larger than the sum of its proper divisors (68851041322).

124045405142 is a wasteful number, since it uses less digits than its factorization.

124045405142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8684.

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 124045405142 its reverse (241504540421), we get a palindrome (365549945563).

The spelling of 124045405142 in words is "one hundred twenty-four billion, forty-five million, four hundred five thousand, one hundred forty-two".