346408346409 has 8 divisors (see below), whose sum is σ = 468771493920. Its totient is φ = 227492048256.

The previous prime is 346408346407. The next prime is 346408346423. The reversal of 346408346409 is 904643804643.

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

It is not a de Polignac number, because 346408346409 - 2¹ = 346408346407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (346408346407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861712104 + ... + 861712505.

It is an arithmetic number, because the mean of its divisors is an integer number (58596436740).

Almost surely, 2^346408346409 is an apocalyptic number.

It is an amenable number.

346408346409 is a deficient number, since it is larger than the sum of its proper divisors (122363147511).

346408346409 is a wasteful number, since it uses less digits than its factorization.

346408346409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1723424679.

The product of its (nonzero) digits is 5971968, while the sum is 51.

The spelling of 346408346409 in words is "three hundred forty-six billion, four hundred eight million, three hundred forty-six thousand, four hundred nine".