405242413425343 has 16 divisors (see below), whose sum is σ = 442931705087200. Its totient is φ = 368484172189056.

The previous prime is 405242413425341. The next prime is 405242413425379. The reversal of 405242413425343 is 343524314242504.

It is a cyclic number.

It is not a de Polignac number, because 405242413425343 - 2¹ = 405242413425341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 405242413425293 and 405242413425302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405242413425341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126910333 + ... + 130064281.

It is an arithmetic number, because the mean of its divisors is an integer number (27683231567950).

Almost surely, 2^{405242413425343} is an apocalyptic number.

405242413425343 is a deficient number, since it is larger than the sum of its proper divisors (37689291661857).

405242413425343 is a wasteful number, since it uses less digits than its factorization.

405242413425343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3301546.

The product of its (nonzero) digits is 5529600, while the sum is 46.

Adding to 405242413425343 its reverse (343524314242504), we get a palindrome (748766727667847).

The spelling of 405242413425343 in words is "four hundred five trillion, two hundred forty-two billion, four hundred thirteen million, four hundred twenty-five thousand, three hundred forty-three".