142131342320144 has 10 divisors (see below), whose sum is σ = 275379475745310. Its totient is φ = 71065671160064.

The previous prime is 142131342320131. The next prime is 142131342320153. The reversal of 142131342320144 is 441023243131241.

It can be written as a sum of positive squares in only one way, i.e., 133202528995600 + 8928813324544 = 11541340^2 + 2988112^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4441604447489 + ... + 4441604447520.

It is an arithmetic number, because the mean of its divisors is an integer number (27537947574531).

Almost surely, 2^{142131342320144} is an apocalyptic number.

It is an amenable number.

142131342320144 is a deficient number, since it is larger than the sum of its proper divisors (133248133425166).

142131342320144 is an equidigital number, since it uses as much as digits as its factorization.

142131342320144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8883208895017 (or 8883208895011 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 142131342320144 its reverse (441023243131241), we get a palindrome (583154585451385).

The spelling of 142131342320144 in words is "one hundred forty-two trillion, one hundred thirty-one billion, three hundred forty-two million, three hundred twenty thousand, one hundred forty-four".