163042350353 has 4 divisors (see below), whose sum is σ = 165805780080. Its totient is φ = 160278920628.

The previous prime is 163042350349. The next prime is 163042350379. The reversal of 163042350353 is 353053240361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 353053240361 = 79 ⋅4469028359.

It is a cyclic number.

It is not a de Polignac number, because 163042350353 - 2² = 163042350349 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163042380353) 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, 1381714775 + ... + 1381714892.

It is an arithmetic number, because the mean of its divisors is an integer number (41451445020).

Almost surely, 2^163042350353 is an apocalyptic number.

It is an amenable number.

163042350353 is a deficient number, since it is larger than the sum of its proper divisors (2763429727).

163042350353 is an equidigital number, since it uses as much as digits as its factorization.

163042350353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763429726.

The product of its (nonzero) digits is 97200, while the sum is 35.

The spelling of 163042350353 in words is "one hundred sixty-three billion, forty-two million, three hundred fifty thousand, three hundred fifty-three".