346316445604121 has 4 divisors (see below), whose sum is σ = 346317267340644. Its totient is φ = 346315623867600.

The previous prime is 346316445604081. The next prime is 346316445604133. The reversal of 346316445604121 is 121406544613643.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 166607299446025 + 179709146158096 = 12907645^2 + 13405564^2 .

It is a cyclic number.

It is not a de Polignac number, because 346316445604121 - 2⁶ = 346316445604057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 346316445604121.

It is not an unprimeable number, because it can be changed into a prime (346316445604421) 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, 410235770 + ... + 411079091.

It is an arithmetic number, because the mean of its divisors is an integer number (86579316835161).

Almost surely, 2^{346316445604121} is an apocalyptic number.

It is an amenable number.

346316445604121 is a deficient number, since it is larger than the sum of its proper divisors (821736523).

346316445604121 is an equidigital number, since it uses as much as digits as its factorization.

346316445604121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821736522.

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 346316445604121 in words is "three hundred forty-six trillion, three hundred sixteen billion, four hundred forty-five million, six hundred four thousand, one hundred twenty-one".