40423304353 has 4 divisors (see below), whose sum is σ = 40435028100. Its totient is φ = 40411580608.

The previous prime is 40423304347. The next prime is 40423304357. The reversal of 40423304353 is 35340332404.

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

It can be written as a sum of positive squares in 2 ways, for example, as 841406049 + 39581898304 = 29007^2 + 198952^2 .

It is a cyclic number.

It is not a de Polignac number, because 40423304353 - 2¹³ = 40423296161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40423304357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5856700 + ... + 5863597.

It is an arithmetic number, because the mean of its divisors is an integer number (10108757025).

Almost surely, 2^40423304353 is an apocalyptic number.

It is an amenable number.

40423304353 is a deficient number, since it is larger than the sum of its proper divisors (11723747).

40423304353 is a wasteful number, since it uses less digits than its factorization.

40423304353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11723746.

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 40423304353 its reverse (35340332404), we get a palindrome (75763636757).

The spelling of 40423304353 in words is "forty billion, four hundred twenty-three million, three hundred four thousand, three hundred fifty-three".