201144918595 has 16 divisors (see below), whose sum is σ = 255589682688. Its totient is φ = 151440030720.

The previous prime is 201144918571. The next prime is 201144918599. The reversal of 201144918595 is 595819441102.

It is a de Polignac number, because none of the positive numbers 2^k-201144918595 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201144918599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1326055 + ... + 1469935.

It is an arithmetic number, because the mean of its divisors is an integer number (15974355168).

Almost surely, 2^201144918595 is an apocalyptic number.

201144918595 is a deficient number, since it is larger than the sum of its proper divisors (54444764093).

201144918595 is a wasteful number, since it uses less digits than its factorization.

201144918595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160350.

The product of its (nonzero) digits is 518400, while the sum is 49.

The spelling of 201144918595 in words is "two hundred one billion, one hundred forty-four million, nine hundred eighteen thousand, five hundred ninety-five".