201065768508 has 48 divisors (see below), whose sum is σ = 518814809856. Its totient is φ = 60094373760.

The previous prime is 201065768507. The next prime is 201065768509. The reversal of 201065768508 is 805867560102.

It is an interprime number because it is at equal distance from previous prime (201065768507) and next prime (201065768509).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201065768503) 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, 10423416 + ... + 10442687.

It is an arithmetic number, because the mean of its divisors is an integer number (10808641872).

Almost surely, 2^201065768508 is an apocalyptic number.

It is an amenable number.

201065768508 is an abundant number, since it is smaller than the sum of its proper divisors (317749041348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201065768508 is a wasteful number, since it uses less digits than its factorization.

201065768508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20866194 (or 20866192 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 48.

The spelling of 201065768508 in words is "two hundred one billion, sixty-five million, seven hundred sixty-eight thousand, five hundred eight".