83519780916 has 48 divisors (see below), whose sum is σ = 228949334208. Its totient is φ = 23362176000.

The previous prime is 83519780909. The next prime is 83519780921. The reversal of 83519780916 is 61908791538.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24333885 + ... + 24337316.

It is an arithmetic number, because the mean of its divisors is an integer number (4769777796).

Almost surely, 2^83519780916 is an apocalyptic number.

It is an amenable number.

83519780916 is an abundant number, since it is smaller than the sum of its proper divisors (145429553292).

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

83519780916 is a wasteful number, since it uses less digits than its factorization.

83519780916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48671232 (or 48671230 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 57.

The spelling of 83519780916 in words is "eighty-three billion, five hundred nineteen million, seven hundred eighty thousand, nine hundred sixteen".