142225004000 has 96 divisors (see below), whose sum is σ = 349703827200. Its totient is φ = 56848166400.

The previous prime is 142225003993. The next prime is 142225004027. The reversal of 142225004000 is 400522241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5743646 + ... + 5768354.

It is an arithmetic number, because the mean of its divisors is an integer number (3642748200).

Almost surely, 2^142225004000 is an apocalyptic number.

142225004000 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 142225004000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174851913600).

142225004000 is an abundant number, since it is smaller than the sum of its proper divisors (207478823200).

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

142225004000 is a wasteful number, since it uses less digits than its factorization.

142225004000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26173 (or 26155 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 142225004000 its reverse (400522241), we get a palindrome (142625526241).

The spelling of 142225004000 in words is "one hundred forty-two billion, two hundred twenty-five million, four thousand".