340003330405 has 8 divisors (see below), whose sum is σ = 408015079200. Its totient is φ = 271995275856.

The previous prime is 340003330399. The next prime is 340003330421. The reversal of 340003330405 is 504033300043.

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 340003330405 - 2³ = 340003330397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340003330405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716875 + ... + 1092664.

It is an arithmetic number, because the mean of its divisors is an integer number (51001884900).

Almost surely, 2^340003330405 is an apocalyptic number.

It is an amenable number.

340003330405 is a deficient number, since it is larger than the sum of its proper divisors (68011748795).

340003330405 is a wasteful number, since it uses less digits than its factorization.

340003330405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847123.

The product of its (nonzero) digits is 6480, while the sum is 25.

Adding to 340003330405 its reverse (504033300043), we get a palindrome (844036630448).

The spelling of 340003330405 in words is "three hundred forty billion, three million, three hundred thirty thousand, four hundred five".