355050240409 has 2 divisors, whose sum is σ = 355050240410. Its totient is φ = 355050240408.

The previous prime is 355050240407. The next prime is 355050240509. The reversal of 355050240409 is 904042050553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 300088126809 + 54962113600 = 547803^2 + 234440^2 .

It is a cyclic number.

It is not a de Polignac number, because 355050240409 - 2¹ = 355050240407 is a prime.

Together with 355050240407, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (355050240407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177525120204 + 177525120205.

It is an arithmetic number, because the mean of its divisors is an integer number (177525120205).

Almost surely, 2^355050240409 is an apocalyptic number.

It is an amenable number.

355050240409 is a deficient number, since it is larger than the sum of its proper divisors (1).

355050240409 is an equidigital number, since it uses as much as digits as its factorization.

355050240409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 355050240409 in words is "three hundred fifty-five billion, fifty million, two hundred forty thousand, four hundred nine".