349240279148207 has 2 divisors, whose sum is σ = 349240279148208. Its totient is φ = 349240279148206.

The previous prime is 349240279148129. The next prime is 349240279148227. The reversal of 349240279148207 is 702841972042943.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 349240279148207 - 2⁸ = 349240279147951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 349240279148207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349240279148227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174620139574103 + 174620139574104.

It is an arithmetic number, because the mean of its divisors is an integer number (174620139574104).

Almost surely, 2^{349240279148207} is an apocalyptic number.

349240279148207 is a deficient number, since it is larger than the sum of its proper divisors (1).

349240279148207 is an equidigital number, since it uses as much as digits as its factorization.

349240279148207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48771072, while the sum is 62.

The spelling of 349240279148207 in words is "three hundred forty-nine trillion, two hundred forty billion, two hundred seventy-nine million, one hundred forty-eight thousand, two hundred seven".