350349009209 has 2 divisors, whose sum is σ = 350349009210. Its totient is φ = 350349009208.

The previous prime is 350349009167. The next prime is 350349009223. The reversal of 350349009209 is 902900943053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234018900025 + 116330109184 = 483755^2 + 341072^2 .

It is a cyclic number.

It is not a de Polignac number, because 350349009209 - 2¹⁶ = 350348943673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 350349009209.

It is not a weakly prime, because it can be changed into another prime (350349002209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175174504604 + 175174504605.

It is an arithmetic number, because the mean of its divisors is an integer number (175174504605).

Almost surely, 2^350349009209 is an apocalyptic number.

It is an amenable number.

350349009209 is a deficient number, since it is larger than the sum of its proper divisors (1).

350349009209 is an equidigital number, since it uses as much as digits as its factorization.

350349009209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 44.

The spelling of 350349009209 in words is "three hundred fifty billion, three hundred forty-nine million, nine thousand, two hundred nine".