40124113113 has 16 divisors (see below), whose sum is σ = 64359480320. Its totient is φ = 21721324176.

The previous prime is 40124113079. The next prime is 40124113129. The reversal of 40124113113 is 31131142104.

40124113113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40124113113 - 2⁸ = 40124112857 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40124113113.

It is not an unprimeable number, because it can be changed into a prime (40124113153) 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, 50280445 + ... + 50281242.

It is an arithmetic number, because the mean of its divisors is an integer number (4022467520).

Almost surely, 2^40124113113 is an apocalyptic number.

It is an amenable number.

40124113113 is a deficient number, since it is larger than the sum of its proper divisors (24235367207).

40124113113 is a wasteful number, since it uses less digits than its factorization.

40124113113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100561716.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 40124113113 its reverse (31131142104), we get a palindrome (71255255217).

The spelling of 40124113113 in words is "forty billion, one hundred twenty-four million, one hundred thirteen thousand, one hundred thirteen".