142320336641340 has 192 divisors, whose sum is σ = 468182816640000. Its totient is φ = 31846643804160.

The previous prime is 142320336641279. The next prime is 142320336641369. The reversal of 142320336641340 is 43146633023241.

It is a junction number, because it is equal to n+sod(n) for n = 142320336641292 and 142320336641301.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 224900457 + ... + 225532383.

It is an arithmetic number, because the mean of its divisors is an integer number (2438452170000).

Almost surely, 2^{142320336641340} is an apocalyptic number.

142320336641340 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 142320336641340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234091408320000).

142320336641340 is an abundant number, since it is smaller than the sum of its proper divisors (325862479998660).

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

142320336641340 is a wasteful number, since it uses less digits than its factorization.

142320336641340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658212 (or 658210 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 42.

Adding to 142320336641340 its reverse (43146633023241), we get a palindrome (185466969664581).

The spelling of 142320336641340 in words is "one hundred forty-two trillion, three hundred twenty billion, three hundred thirty-six million, six hundred forty-one thousand, three hundred forty".