142424365204665 has 24 divisors (see below), whose sum is σ = 247174052902920. Its totient is φ = 75865768145664.

The previous prime is 142424365204663. The next prime is 142424365204679. The reversal of 142424365204665 is 566402563424241.

142424365204665 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 24 + 36 + 520 + 4 + 6 + 65 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 28834193583504 + 113590171621161 = 5369748^2 + 10657869^2 .

It is not a de Polignac number, because 142424365204665 - 2¹ = 142424365204663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142424365204663) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1956073542 + ... + 1956146351.

It is an arithmetic number, because the mean of its divisors is an integer number (10298918870955).

Almost surely, 2^{142424365204665} is an apocalyptic number.

142424365204665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142424365204665 is a deficient number, since it is larger than the sum of its proper divisors (104749687698255).

142424365204665 is a wasteful number, since it uses less digits than its factorization.

142424365204665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912220713 (or 3912220710 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 54.

The spelling of 142424365204665 in words is "one hundred forty-two trillion, four hundred twenty-four billion, three hundred sixty-five million, two hundred four thousand, six hundred sixty-five".