142140344441020 has 96 divisors (see below), whose sum is σ = 304519429767168. Its totient is φ = 55711375679232.

The previous prime is 142140344441003. The next prime is 142140344441087. The reversal of 142140344441020 is 20144443041241.

It is a congruent 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, 4558248349 + ... + 4558279531.

It is an arithmetic number, because the mean of its divisors is an integer number (3172077393408).

Almost surely, 2^{142140344441020} is an apocalyptic number.

142140344441020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142140344441020 is an abundant number, since it is smaller than the sum of its proper divisors (162379085326148).

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

142140344441020 is a wasteful number, since it uses less digits than its factorization.

142140344441020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36659 (or 36657 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 142140344441020 its reverse (20144443041241), we get a palindrome (162284787482261).

The spelling of 142140344441020 in words is "one hundred forty-two trillion, one hundred forty billion, three hundred forty-four million, four hundred forty-one thousand, twenty".