166202440545103 has 8 divisors (see below), whose sum is σ = 166737934311872. Its totient is φ = 165667395833856.

The previous prime is 166202440545091. The next prime is 166202440545137. The reversal of 166202440545103 is 301545044202661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 166202440545103 - 2¹³ = 166202440536911 is a prime.

It is a super-3 number, since 3×166202440545103³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166202440545103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166202440543103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111522450 + ... + 113002927.

It is an arithmetic number, because the mean of its divisors is an integer number (20842241788984).

Almost surely, 2^{166202440545103} is an apocalyptic number.

166202440545103 is a deficient number, since it is larger than the sum of its proper divisors (535493766769).

166202440545103 is a wasteful number, since it uses less digits than its factorization.

166202440545103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224527761.

The product of its (nonzero) digits is 691200, while the sum is 43.

Adding to 166202440545103 its reverse (301545044202661), we get a palindrome (467747484747764).

The spelling of 166202440545103 in words is "one hundred sixty-six trillion, two hundred two billion, four hundred forty million, five hundred forty-five thousand, one hundred three".