168242482657803 has 4 divisors (see below), whose sum is σ = 224323310210408. Its totient is φ = 112161655105200.

The previous prime is 168242482657747. The next prime is 168242482657841. The reversal of 168242482657803 is 308756284242861.

It is a happy number.

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

It is not a de Polignac number, because 168242482657803 - 2¹⁴ = 168242482641419 is a prime.

It is a super-2 number, since 2×168242482657803² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (168242482657883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28040413776298 + ... + 28040413776303.

It is an arithmetic number, because the mean of its divisors is an integer number (56080827552602).

Almost surely, 2^{168242482657803} is an apocalyptic number.

168242482657803 is a deficient number, since it is larger than the sum of its proper divisors (56080827552605).

168242482657803 is an equidigital number, since it uses as much as digits as its factorization.

168242482657803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56080827552604.

The product of its (nonzero) digits is 247726080, while the sum is 66.

The spelling of 168242482657803 in words is "one hundred sixty-eight trillion, two hundred forty-two billion, four hundred eighty-two million, six hundred fifty-seven thousand, eight hundred three".