201006343040165 has 8 divisors (see below), whose sum is σ = 259762043313528. Its totient is φ = 148435453321920.

The previous prime is 201006343040161. The next prime is 201006343040183. The reversal of 201006343040165 is 561040343600102.

It can be written as a sum of positive squares in 4 ways, for example, as 594499597444 + 200411843442721 = 771038^2 + 14156689^2 .

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

It is not a de Polignac number, because 201006343040165 - 2² = 201006343040161 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201006343040161) 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, 1546202638706 + ... + 1546202638835.

It is an arithmetic number, because the mean of its divisors is an integer number (32470255414191).

Almost surely, 2^{201006343040165} is an apocalyptic number.

It is an amenable number.

201006343040165 is a deficient number, since it is larger than the sum of its proper divisors (58755700273363).

201006343040165 is a wasteful number, since it uses less digits than its factorization.

201006343040165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3092405277559.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 201006343040165 its reverse (561040343600102), we get a palindrome (762046686640267).

The spelling of 201006343040165 in words is "two hundred one trillion, six billion, three hundred forty-three million, forty thousand, one hundred sixty-five".