142155324342205 has 16 divisors (see below), whose sum is σ = 174167850170880. Its totient is φ = 111345578089408.

The previous prime is 142155324342197. The next prime is 142155324342209. The reversal of 142155324342205 is 502243423551241.

It is a cyclic number.

It is not a de Polignac number, because 142155324342205 - 2³ = 142155324342197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142155324342209) 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, 559826287 + ... + 560080156.

It is an arithmetic number, because the mean of its divisors is an integer number (10885490635680).

Almost surely, 2^{142155324342205} is an apocalyptic number.

It is an amenable number.

142155324342205 is a deficient number, since it is larger than the sum of its proper divisors (32012525828675).

142155324342205 is a wasteful number, since it uses less digits than its factorization.

142155324342205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119906980.

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 142155324342205 its reverse (502243423551241), we get a palindrome (644398747893446).

The spelling of 142155324342205 in words is "one hundred forty-two trillion, one hundred fifty-five billion, three hundred twenty-four million, three hundred forty-two thousand, two hundred five".