346349174657 has 2 divisors, whose sum is σ = 346349174658. Its totient is φ = 346349174656.

The previous prime is 346349174597. The next prime is 346349174663. The reversal of 346349174657 is 756471943643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177046551361 + 169302623296 = 420769^2 + 411464^2 .

It is a cyclic number.

It is not a de Polignac number, because 346349174657 - 2⁸ = 346349174401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346349174596 and 346349174605.

It is not a weakly prime, because it can be changed into another prime (346349174257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173174587328 + 173174587329.

It is an arithmetic number, because the mean of its divisors is an integer number (173174587329).

Almost surely, 2^346349174657 is an apocalyptic number.

It is an amenable number.

346349174657 is a deficient number, since it is larger than the sum of its proper divisors (1).

346349174657 is an equidigital number, since it uses as much as digits as its factorization.

346349174657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45722880, while the sum is 59.

The spelling of 346349174657 in words is "three hundred forty-six billion, three hundred forty-nine million, one hundred seventy-four thousand, six hundred fifty-seven".