163103352444106 has 4 divisors (see below), whose sum is σ = 244655028666162. Its totient is φ = 81551676222052.

The previous prime is 163103352444103. The next prime is 163103352444119. The reversal of 163103352444106 is 601444253301361.

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

It can be written as a sum of positive squares in only one way, i.e., 113024731053481 + 50078621390625 = 10631309^2 + 7076625^2 .

It is not an unprimeable number, because it can be changed into a prime (163103352444103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40775838111025 + ... + 40775838111028.

Almost surely, 2^{163103352444106} is an apocalyptic number.

163103352444106 is a deficient number, since it is larger than the sum of its proper divisors (81551676222056).

163103352444106 is an equidigital number, since it uses as much as digits as its factorization.

163103352444106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81551676222055.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 163103352444106 in words is "one hundred sixty-three trillion, one hundred three billion, three hundred fifty-two million, four hundred forty-four thousand, one hundred six".