142505822056 has 128 divisors (see below), whose sum is σ = 318027024000. Its totient is φ = 59262077952.

The previous prime is 142505822051. The next prime is 142505822083. The reversal of 142505822056 is 650228505241.

It is not an unprimeable number, because it can be changed into a prime (142505822051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3820810 + ... + 3857926.

It is an arithmetic number, because the mean of its divisors is an integer number (2484586125).

Almost surely, 2^142505822056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142505822056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159013512000).

142505822056 is an abundant number, since it is smaller than the sum of its proper divisors (175521201944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142505822056 is a wasteful number, since it uses less digits than its factorization.

142505822056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37251 (or 37247 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 40.

The spelling of 142505822056 in words is "one hundred forty-two billion, five hundred five million, eight hundred twenty-two thousand, fifty-six".