142302442000 has 160 divisors (see below), whose sum is σ = 347116783104. Its totient is φ = 56422400000.

The previous prime is 142302441991. The next prime is 142302442043. The reversal of 142302442000 is 244203241.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129013449 + ... + 129014551.

Almost surely, 2^142302442000 is an apocalyptic number.

142302442000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142302442000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173558391552).

142302442000 is an abundant number, since it is smaller than the sum of its proper divisors (204814341104).

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

142302442000 is a wasteful number, since it uses less digits than its factorization.

142302442000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634 (or 1618 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 142302442000 its reverse (244203241), we get a palindrome (142546645241).

The spelling of 142302442000 in words is "one hundred forty-two billion, three hundred two million, four hundred forty-two thousand".