346818603212413 has 4 divisors (see below), whose sum is σ = 347240010993568. Its totient is φ = 346397195431260.

The previous prime is 346818603212321. The next prime is 346818603212441. The reversal of 346818603212413 is 314212306818643.

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 a de Polignac number, because none of the positive numbers 2^k-346818603212413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346818603212483) 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, 210703889343 + ... + 210703890988.

It is an arithmetic number, because the mean of its divisors is an integer number (86810002748392).

Almost surely, 2^{346818603212413} is an apocalyptic number.

It is an amenable number.

346818603212413 is a deficient number, since it is larger than the sum of its proper divisors (421407781155).

346818603212413 is an equidigital number, since it uses as much as digits as its factorization.

346818603212413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421407781154.

The product of its (nonzero) digits is 3981312, while the sum is 52.

The spelling of 346818603212413 in words is "three hundred forty-six trillion, eight hundred eighteen billion, six hundred three million, two hundred twelve thousand, four hundred thirteen".