142245326165 has 8 divisors (see below), whose sum is σ = 170715752280. Its totient is φ = 113782020352.

The previous prime is 142245326161. The next prime is 142245326203. The reversal of 142245326165 is 561623542241.

It can be written as a sum of positive squares in 4 ways, for example, as 58018838641 + 84226487524 = 240871^2 + 290218^2 .

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 142245326165 - 2² = 142245326161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142245326161) 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, 1736024 + ... + 1816113.

It is an arithmetic number, because the mean of its divisors is an integer number (21339469035).

Almost surely, 2^142245326165 is an apocalyptic number.

It is an amenable number.

142245326165 is a deficient number, since it is larger than the sum of its proper divisors (28470426115).

142245326165 is an equidigital number, since it uses as much as digits as its factorization.

142245326165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3560151.

The product of its digits is 345600, while the sum is 41.

The spelling of 142245326165 in words is "one hundred forty-two billion, two hundred forty-five million, three hundred twenty-six thousand, one hundred sixty-five".