353244040442353 has 4 divisors (see below), whose sum is σ = 354372615651748. Its totient is φ = 352115465232960.

The previous prime is 353244040442317. The next prime is 353244040442387.

353244040442353 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 53420720866704 + 299823319575649 = 7308948^2 + 17315407^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-353244040442353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353244040442303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564287604228 + ... + 564287604853.

It is an arithmetic number, because the mean of its divisors is an integer number (88593153912937).

Almost surely, 2^{353244040442353} is an apocalyptic number.

It is an amenable number.

353244040442353 is a deficient number, since it is larger than the sum of its proper divisors (1128575209395).

353244040442353 is a wasteful number, since it uses less digits than its factorization.

353244040442353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128575209394.

The product of its (nonzero) digits is 8294400, while the sum is 46.

The spelling of 353244040442353 in words is "three hundred fifty-three trillion, two hundred forty-four billion, forty million, four hundred forty-two thousand, three hundred fifty-three".