405342340231033 has 4 divisors (see below), whose sum is σ = 410473255930240. Its totient is φ = 400211424531828.

The previous prime is 405342340231019. The next prime is 405342340231043. The reversal of 405342340231033 is 330132043243504.

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 a cyclic number.

It is not a de Polignac number, because 405342340231033 - 2⁴⁵ = 370157968142201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 405342340230983 and 405342340231001.

It is not an unprimeable number, because it can be changed into a prime (405342340231013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2565457849485 + ... + 2565457849642.

It is an arithmetic number, because the mean of its divisors is an integer number (102618313982560).

Almost surely, 2^{405342340231033} is an apocalyptic number.

It is an amenable number.

405342340231033 is a deficient number, since it is larger than the sum of its proper divisors (5130915699207).

405342340231033 is an equidigital number, since it uses as much as digits as its factorization.

405342340231033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130915699206.

The product of its (nonzero) digits is 311040, while the sum is 37.

Adding to 405342340231033 its reverse (330132043243504), we get a palindrome (735474383474537).

The spelling of 405342340231033 in words is "four hundred five trillion, three hundred forty-two billion, three hundred forty million, two hundred thirty-one thousand, thirty-three".