83993532416 has 96 divisors (see below), whose sum is σ = 174117762000. Its totient is φ = 40459862016.

The previous prime is 83993532407. The next prime is 83993532421. The reversal of 83993532416 is 61423539938.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33080075 + ... + 33082613.

Almost surely, 2^83993532416 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 83993532416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87058881000).

83993532416 is an abundant number, since it is smaller than the sum of its proper divisors (90124229584).

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

83993532416 is a wasteful number, since it uses less digits than its factorization.

83993532416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3147 (or 3127 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 53.

The spelling of 83993532416 in words is "eighty-three billion, nine hundred ninety-three million, five hundred thirty-two thousand, four hundred sixteen".