40347324533 has 4 divisors (see below), whose sum is σ = 40858050240. Its totient is φ = 39836598828.

The previous prime is 40347324509. The next prime is 40347324557. The reversal of 40347324533 is 33542374304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (40347324509) and next prime (40347324557).

It is a cyclic number.

It is not a de Polignac number, because 40347324533 - 2¹⁸ = 40347062389 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 (40347324233) 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, 255362735 + ... + 255362892.

It is an arithmetic number, because the mean of its divisors is an integer number (10214512560).

Almost surely, 2^40347324533 is an apocalyptic number.

It is an amenable number.

40347324533 is a deficient number, since it is larger than the sum of its proper divisors (510725707).

40347324533 is an equidigital number, since it uses as much as digits as its factorization.

40347324533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510725706.

The product of its (nonzero) digits is 362880, while the sum is 38.

Adding to 40347324533 its reverse (33542374304), we get a palindrome (73889698837).

The spelling of 40347324533 in words is "forty billion, three hundred forty-seven million, three hundred twenty-four thousand, five hundred thirty-three".