124342400043 has 24 divisors (see below), whose sum is σ = 185818900800. Its totient is φ = 80027910144.

The previous prime is 124342400041. The next prime is 124342400047. The reversal of 124342400043 is 340004243421.

It is a happy number.

It is not a de Polignac number, because 124342400043 - 2¹ = 124342400041 is a prime.

It is a super-2 number, since 2×124342400043² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124342400041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3188046 + ... + 3226812.

It is an arithmetic number, because the mean of its divisors is an integer number (7742454200).

Almost surely, 2^124342400043 is an apocalyptic number.

124342400043 is a deficient number, since it is larger than the sum of its proper divisors (61476500757).

124342400043 is a wasteful number, since it uses less digits than its factorization.

124342400043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51091 (or 51088 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 124342400043 its reverse (340004243421), we get a palindrome (464346643464).

The spelling of 124342400043 in words is "one hundred twenty-four billion, three hundred forty-two million, four hundred thousand, forty-three".