347684305049 has 2 divisors, whose sum is σ = 347684305050. Its totient is φ = 347684305048.

The previous prime is 347684305039. The next prime is 347684305051. The reversal of 347684305049 is 940503486743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 347628160000 + 56145049 = 589600^2 + 7493^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-347684305049 is a prime.

Together with 347684305051, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (347684305009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173842152524 + 173842152525.

It is an arithmetic number, because the mean of its divisors is an integer number (173842152525).

Almost surely, 2^347684305049 is an apocalyptic number.

It is an amenable number.

347684305049 is a deficient number, since it is larger than the sum of its proper divisors (1).

347684305049 is an equidigital number, since it uses as much as digits as its factorization.

347684305049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 347684305049 in words is "three hundred forty-seven billion, six hundred eighty-four million, three hundred five thousand, forty-nine".