40124344405 has 8 divisors (see below), whose sum is σ = 48163722912. Its totient is φ = 32089802448.

The previous prime is 40124344387. The next prime is 40124344409. The reversal of 40124344405 is 50444342104.

40124344405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40124344405 - 2²⁷ = 39990126677 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 (40124344409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1190859 + ... + 1224088.

It is an arithmetic number, because the mean of its divisors is an integer number (6020465364).

Almost surely, 2^40124344405 is an apocalyptic number.

It is an amenable number.

40124344405 is a deficient number, since it is larger than the sum of its proper divisors (8039378507).

40124344405 is a wasteful number, since it uses less digits than its factorization.

40124344405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418275.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 40124344405 its reverse (50444342104), we get a palindrome (90568686509).

The spelling of 40124344405 in words is "forty billion, one hundred twenty-four million, three hundred forty-four thousand, four hundred five".