349400520986207 has 2 divisors, whose sum is σ = 349400520986208. Its totient is φ = 349400520986206.

The previous prime is 349400520986159. The next prime is 349400520986267. The reversal of 349400520986207 is 702689025004943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349400520986207 - 2¹⁴ = 349400520969823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349400520986267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174700260493103 + 174700260493104.

It is an arithmetic number, because the mean of its divisors is an integer number (174700260493104).

Almost surely, 2^{349400520986207} is an apocalyptic number.

349400520986207 is a deficient number, since it is larger than the sum of its proper divisors (1).

349400520986207 is an equidigital number, since it uses as much as digits as its factorization.

349400520986207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 349400520986207 in words is "three hundred forty-nine trillion, four hundred billion, five hundred twenty million, nine hundred eighty-six thousand, two hundred seven".