8260168499 has 18 divisors (see below), whose sum is σ = 9170014644. Its totient is φ = 7379079840.

The previous prime is 8260168487. The next prime is 8260168507. The reversal of 8260168499 is 9948610628.

It is a happy number.

It is not a de Polignac number, because 8260168499 - 2³² = 3965201203 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8260168499.

It is not an unprimeable number, because it can be changed into a prime (8260168999) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 20195807 + ... + 20196215.

It is an arithmetic number, because the mean of its divisors is an integer number (509445258).

Almost surely, 2^8260168499 is an apocalyptic number.

8260168499 is a deficient number, since it is larger than the sum of its proper divisors (909846145).

8260168499 is an frugal number, since it uses more digits than its factorization.

8260168499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 53.

The square root of 8260168499 is about 90885.4691301090. The cubic root of 8260168499 is about 2021.4498380590.

The spelling of 8260168499 in words is "eight billion, two hundred sixty million, one hundred sixty-eight thousand, four hundred ninety-nine".