320440400041 has 8 divisors (see below), whose sum is σ = 327291451200. Its totient is φ = 313654288080.

The previous prime is 320440400017. The next prime is 320440400087. The reversal of 320440400041 is 140004044023.

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

It is a cyclic number.

It is not a de Polignac number, because 320440400041 - 2¹⁷ = 320440268969 is a prime.

It is a super-2 number, since 2×320440400041² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320440399985 and 320440400021.

It is not an unprimeable number, because it can be changed into a prime (320440400341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16224826 + ... + 16244563.

It is an arithmetic number, because the mean of its divisors is an integer number (40911431400).

Almost surely, 2^320440400041 is an apocalyptic number.

It is an amenable number.

320440400041 is a deficient number, since it is larger than the sum of its proper divisors (6851051159).

320440400041 is a wasteful number, since it uses less digits than its factorization.

320440400041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32469599.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 320440400041 its reverse (140004044023), we get a palindrome (460444444064).

The spelling of 320440400041 in words is "three hundred twenty billion, four hundred forty million, four hundred thousand, forty-one".