142001269161 has 16 divisors (see below), whose sum is σ = 200790131328. Its totient is φ = 88957612800.

The previous prime is 142001269159. The next prime is 142001269177. The reversal of 142001269161 is 161962100241.

It is not a de Polignac number, because 142001269161 - 2¹ = 142001269159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142001261161) 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, 2174110 + ... + 2238471.

It is an arithmetic number, because the mean of its divisors is an integer number (12549383208).

Almost surely, 2^142001269161 is an apocalyptic number.

It is an amenable number.

142001269161 is a deficient number, since it is larger than the sum of its proper divisors (58788862167).

142001269161 is a wasteful number, since it uses less digits than its factorization.

142001269161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4413232.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 142001269161 in words is "one hundred forty-two billion, one million, two hundred sixty-nine thousand, one hundred sixty-one".