142249135600 has 120 divisors (see below), whose sum is σ = 401500833552. Its totient is φ = 47747942400.

The previous prime is 142249135597. The next prime is 142249135601. The reversal of 142249135600 is 6531942241.

It is a happy number.

142249135600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 142249135600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142249135601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1186237 + ... + 1300636.

Almost surely, 2^142249135600 is an apocalyptic number.

142249135600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142249135600 is an abundant number, since it is smaller than the sum of its proper divisors (259251697952).

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

142249135600 is a wasteful number, since it uses less digits than its factorization.

142249135600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486915 (or 2486904 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 142249135600 in words is "one hundred forty-two billion, two hundred forty-nine million, one hundred thirty-five thousand, six hundred".