83708308992 has 960 divisors, whose sum is σ = 308734525440. Its totient is φ = 19552665600.

The previous prime is 83708308991. The next prime is 83708309011. The reversal of 83708308992 is 29980380738.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83708308991) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 1059598809 + ... + 1059598887.

It is an arithmetic number, because the mean of its divisors is an integer number (321598464).

Almost surely, 2^83708308992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83708308992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154367262720).

83708308992 is an abundant number, since it is smaller than the sum of its proper divisors (225026216448).

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

83708308992 is a wasteful number, since it uses less digits than its factorization.

83708308992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 57.

The spelling of 83708308992 in words is "eighty-three billion, seven hundred eight million, three hundred eight thousand, nine hundred ninety-two".