352085827409 has 2 divisors, whose sum is σ = 352085827410. Its totient is φ = 352085827408.

The previous prime is 352085827393. The next prime is 352085827421. The reversal of 352085827409 is 904728580253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346394633809 + 5691193600 = 588553^2 + 75440^2 .

It is a cyclic number.

It is not a de Polignac number, because 352085827409 - 2⁴ = 352085827393 is a prime.

It is not a weakly prime, because it can be changed into another prime (352085827439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176042913704 + 176042913705.

It is an arithmetic number, because the mean of its divisors is an integer number (176042913705).

Almost surely, 2^352085827409 is an apocalyptic number.

It is an amenable number.

352085827409 is a deficient number, since it is larger than the sum of its proper divisors (1).

352085827409 is an equidigital number, since it uses as much as digits as its factorization.

352085827409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 352085827409 in words is "three hundred fifty-two billion, eighty-five million, eight hundred twenty-seven thousand, four hundred nine".