40124032343 has 4 divisors (see below), whose sum is σ = 40178328120. Its totient is φ = 40069736568.

The previous prime is 40124032337. The next prime is 40124032393. The reversal of 40124032343 is 34323042104.

40124032343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40124032343 - 2⁸ = 40124032087 is a prime.

It is a super-2 number, since 2×40124032343² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40124032303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27146780 + ... + 27148257.

It is an arithmetic number, because the mean of its divisors is an integer number (10044582030).

Almost surely, 2^40124032343 is an apocalyptic number.

40124032343 is a deficient number, since it is larger than the sum of its proper divisors (54295777).

40124032343 is an equidigital number, since it uses as much as digits as its factorization.

40124032343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54295776.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 40124032343 its reverse (34323042104), we get a palindrome (74447074447).

The spelling of 40124032343 in words is "forty billion, one hundred twenty-four million, thirty-two thousand, three hundred forty-three".