405321430315 has 8 divisors (see below), whose sum is σ = 486410460768. Its totient is φ = 324240648000.

The previous prime is 405321430313. The next prime is 405321430337. The reversal of 405321430315 is 513034123504.

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

It is not a de Polignac number, because 405321430315 - 2¹ = 405321430313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (405321430313) 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, 1953402 + ... + 2150911.

It is an arithmetic number, because the mean of its divisors is an integer number (60801307596).

Almost surely, 2^405321430315 is an apocalyptic number.

405321430315 is a deficient number, since it is larger than the sum of its proper divisors (81089030453).

405321430315 is a wasteful number, since it uses less digits than its factorization.

405321430315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4124069.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 405321430315 its reverse (513034123504), we get a palindrome (918355553819).

The spelling of 405321430315 in words is "four hundred five billion, three hundred twenty-one million, four hundred thirty thousand, three hundred fifteen".