142522516433161 has 4 divisors (see below), whose sum is σ = 145554910399872. Its totient is φ = 139490122466452.

The previous prime is 142522516433159. The next prime is 142522516433239. The reversal of 142522516433161 is 161334615225241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 142522516433161 - 2¹ = 142522516433159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142522516433461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1516196983285 + ... + 1516196983378.

It is an arithmetic number, because the mean of its divisors is an integer number (36388727599968).

Almost surely, 2^{142522516433161} is an apocalyptic number.

It is an amenable number.

142522516433161 is a deficient number, since it is larger than the sum of its proper divisors (3032393966711).

142522516433161 is an equidigital number, since it uses as much as digits as its factorization.

142522516433161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3032393966710.

The product of its digits is 1036800, while the sum is 46.

The spelling of 142522516433161 in words is "one hundred forty-two trillion, five hundred twenty-two billion, five hundred sixteen million, four hundred thirty-three thousand, one hundred sixty-one".