142320144045 has 16 divisors (see below), whose sum is σ = 227778183360. Its totient is φ = 75882092544.

The previous prime is 142320144019. The next prime is 142320144091. The reversal of 142320144045 is 540441023241.

It is not a de Polignac number, because 142320144045 - 2¹⁵ = 142320111277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320435 + ... + 1424144.

It is an arithmetic number, because the mean of its divisors is an integer number (14236136460).

Almost surely, 2^142320144045 is an apocalyptic number.

142320144045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142320144045 is a deficient number, since it is larger than the sum of its proper divisors (85458039315).

142320144045 is a wasteful number, since it uses less digits than its factorization.

142320144045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2748044.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 142320144045 its reverse (540441023241), we get a palindrome (682761167286).

The spelling of 142320144045 in words is "one hundred forty-two billion, three hundred twenty million, one hundred forty-four thousand, forty-five".