142245326140 has 48 divisors (see below), whose sum is σ = 300851216064. Its totient is φ = 56492057600.

The previous prime is 142245326107. The next prime is 142245326149. The reversal of 142245326140 is 41623542241.

It is a junction number, because it is equal to n+sod(n) for n = 142245326096 and 142245326105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142245326149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2918370 + ... + 2966710.

It is an arithmetic number, because the mean of its divisors is an integer number (6267733668).

Almost surely, 2^142245326140 is an apocalyptic number.

142245326140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142245326140 is an abundant number, since it is smaller than the sum of its proper divisors (158605889924).

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

142245326140 is a wasteful number, since it uses less digits than its factorization.

142245326140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49398 (or 49396 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 142245326140 its reverse (41623542241), we get a palindrome (183868868381).

The spelling of 142245326140 in words is "one hundred forty-two billion, two hundred forty-five million, three hundred twenty-six thousand, one hundred forty".