124010010023543 has 16 divisors (see below), whose sum is σ = 147894856266240. Its totient is φ = 101667892815456.

The previous prime is 124010010023533. The next prime is 124010010023569. The reversal of 124010010023543 is 345320010010421.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 124010010023543 - 2¹⁶ = 124010009958007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124010010023533) 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 15 ways as a sum of consecutive naturals, for example, 15254333 + ... + 21925206.

It is an arithmetic number, because the mean of its divisors is an integer number (9243428516640).

Almost surely, 2^{124010010023543} is an apocalyptic number.

124010010023543 is a deficient number, since it is larger than the sum of its proper divisors (23884846242697).

124010010023543 is a wasteful number, since it uses less digits than its factorization.

124010010023543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37200286.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 124010010023543 its reverse (345320010010421), we get a palindrome (469330020033964).

The spelling of 124010010023543 in words is "one hundred twenty-four trillion, ten billion, ten million, twenty-three thousand, five hundred forty-three".