200163522565 has 8 divisors (see below), whose sum is σ = 240198853248. Its totient is φ = 160129067280.

The previous prime is 200163522547. The next prime is 200163522571. The reversal of 200163522565 is 565225361002.

200163522565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 200163522565 - 2³⁵ = 165803784197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497160 + ... + 804670.

It is an arithmetic number, because the mean of its divisors is an integer number (30024856656).

Almost surely, 2^200163522565 is an apocalyptic number.

It is an amenable number.

200163522565 is a deficient number, since it is larger than the sum of its proper divisors (40035330683).

200163522565 is a wasteful number, since it uses less digits than its factorization.

200163522565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437699.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 200163522565 its reverse (565225361002), we get a palindrome (765388883567).

The spelling of 200163522565 in words is "two hundred billion, one hundred sixty-three million, five hundred twenty-two thousand, five hundred sixty-five".