83342489142 has 96 divisors (see below), whose sum is σ = 184927881600. Its totient is φ = 25020420480.

The previous prime is 83342489129. The next prime is 83342489149. The reversal of 83342489142 is 24198424338.

It is a junction number, because it is equal to n+sod(n) for n = 83342489091 and 83342489100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83342489149) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39894834 + ... + 39896922.

It is an arithmetic number, because the mean of its divisors is an integer number (1926332100).

Almost surely, 2^83342489142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83342489142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92463940800).

83342489142 is an abundant number, since it is smaller than the sum of its proper divisors (101585392458).

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

83342489142 is a wasteful number, since it uses less digits than its factorization.

83342489142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602 (or 2591 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 48.

The spelling of 83342489142 in words is "eighty-three billion, three hundred forty-two million, four hundred eighty-nine thousand, one hundred forty-two".