124140240244 has 12 divisors (see below), whose sum is σ = 218546292384. Its totient is φ = 61698442424.

The previous prime is 124140240223. The next prime is 124140240247. The reversal of 124140240244 is 442042041421.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124140240247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92918674 + ... + 92920009.

It is an arithmetic number, because the mean of its divisors is an integer number (18212191032).

Almost surely, 2^124140240244 is an apocalyptic number.

It is an amenable number.

124140240244 is a deficient number, since it is larger than the sum of its proper divisors (94406052140).

124140240244 is a wasteful number, since it uses less digits than its factorization.

124140240244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185838854 (or 185838852 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 124140240244 its reverse (442042041421), we get a palindrome (566182281665).

The spelling of 124140240244 in words is "one hundred twenty-four billion, one hundred forty million, two hundred forty thousand, two hundred forty-four".