40322340321 has 8 divisors (see below), whose sum is σ = 53771099424. Its totient is φ = 26877570720.

The previous prime is 40322340293. The next prime is 40322340347. The reversal of 40322340321 is 12304322304.

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

It is not a de Polignac number, because 40322340321 - 2³¹ = 38174856673 is a prime.

It is a super-2 number, since 2×40322340321² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40322340291 and 40322340300.

It is not an unprimeable number, because it can be changed into a prime (40322340391) 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 7 ways as a sum of consecutive naturals, for example, 973711 + ... + 1014276.

It is an arithmetic number, because the mean of its divisors is an integer number (6721387428).

Almost surely, 2^40322340321 is an apocalyptic number.

It is an amenable number.

40322340321 is a deficient number, since it is larger than the sum of its proper divisors (13448759103).

40322340321 is a wasteful number, since it uses less digits than its factorization.

40322340321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994751.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 40322340321 its reverse (12304322304), we get a palindrome (52626662625).

The spelling of 40322340321 in words is "forty billion, three hundred twenty-two million, three hundred forty thousand, three hundred twenty-one".