349564028353 has 2 divisors, whose sum is σ = 349564028354. Its totient is φ = 349564028352.

The previous prime is 349564028347. The next prime is 349564028357. The reversal of 349564028353 is 353820465943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 335036065329 + 14527963024 = 578823^2 + 120532^2 .

It is a cyclic number.

It is not a de Polignac number, because 349564028353 - 2⁵ = 349564028321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 349564028353.

It is not a weakly prime, because it can be changed into another prime (349564028357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174782014176 + 174782014177.

It is an arithmetic number, because the mean of its divisors is an integer number (174782014177).

Almost surely, 2^349564028353 is an apocalyptic number.

It is an amenable number.

349564028353 is a deficient number, since it is larger than the sum of its proper divisors (1).

349564028353 is an equidigital number, since it uses as much as digits as its factorization.

349564028353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9331200, while the sum is 52.

The spelling of 349564028353 in words is "three hundred forty-nine billion, five hundred sixty-four million, twenty-eight thousand, three hundred fifty-three".