83681313716 has 96 divisors (see below), whose sum is σ = 196933675008. Its totient is φ = 30047448960.

The previous prime is 83681313713. The next prime is 83681313719. The reversal of 83681313716 is 61731318638.

It is an interprime number because it is at equal distance from previous prime (83681313713) and next prime (83681313719).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83681313713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2558321 + ... + 2590823.

It is an arithmetic number, because the mean of its divisors is an integer number (2051392448).

Almost surely, 2^83681313716 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 83681313716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98466837504).

83681313716 is an abundant number, since it is smaller than the sum of its proper divisors (113252361292).

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

83681313716 is a wasteful number, since it uses less digits than its factorization.

83681313716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33181 (or 33179 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The spelling of 83681313716 in words is "eighty-three billion, six hundred eighty-one million, three hundred thirteen thousand, seven hundred sixteen".