40012424323 has 8 divisors (see below), whose sum is σ = 42458809392. Its totient is φ = 37576340736.

The previous prime is 40012424303. The next prime is 40012424423. The reversal of 40012424323 is 32342421004.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40012424323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40012424303) 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, 2567365 + ... + 2582902.

It is an arithmetic number, because the mean of its divisors is an integer number (5307351174).

Almost surely, 2^40012424323 is an apocalyptic number.

40012424323 is a deficient number, since it is larger than the sum of its proper divisors (2446385069).

40012424323 is a wasteful number, since it uses less digits than its factorization.

40012424323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5150741.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40012424323 its reverse (32342421004), we get a palindrome (72354845327).

The spelling of 40012424323 in words is "forty billion, twelve million, four hundred twenty-four thousand, three hundred twenty-three".