40224342343 has 4 divisors (see below), whose sum is σ = 40790882448. Its totient is φ = 39657802240.

The previous prime is 40224342329. The next prime is 40224342359. The reversal of 40224342343 is 34324342204.

It is a happy number.

40224342343 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 a de Polignac number, because none of the positive numbers 2^k-40224342343 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 (40224342643) 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, 283269946 + ... + 283270087.

It is an arithmetic number, because the mean of its divisors is an integer number (10197720612).

Almost surely, 2^40224342343 is an apocalyptic number.

40224342343 is a deficient number, since it is larger than the sum of its proper divisors (566540105).

40224342343 is an equidigital number, since it uses as much as digits as its factorization.

40224342343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566540104.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 40224342343 its reverse (34324342204), we get a palindrome (74548684547).

The spelling of 40224342343 in words is "forty billion, two hundred twenty-four million, three hundred forty-two thousand, three hundred forty-three".