83798696493 has 12 divisors (see below), whose sum is σ = 123326384220. Its totient is φ = 54811725696.

The previous prime is 83798696437. The next prime is 83798696497. The reversal of 83798696493 is 39469689738.

83798696493 is a `hidden beast` number, since 8 + 3 + 79 + 8 + 69 + 6 + 493 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24682609449 + 59116087044 = 157107^2 + 243138^2 .

It is not a de Polignac number, because 83798696493 - 2²⁰ = 83797647917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83798696497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87838828 + ... + 87839781.

It is an arithmetic number, because the mean of its divisors is an integer number (10277198685).

Almost surely, 2^83798696493 is an apocalyptic number.

It is an amenable number.

83798696493 is a deficient number, since it is larger than the sum of its proper divisors (39527687727).

83798696493 is a wasteful number, since it uses less digits than its factorization.

83798696493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175678668 (or 175678665 counting only the distinct ones).

The product of its digits is 423263232, while the sum is 72.

The spelling of 83798696493 in words is "eighty-three billion, seven hundred ninety-eight million, six hundred ninety-six thousand, four hundred ninety-three".