83365146917 has 6 divisors (see below), whose sum is σ = 90271135602. Its totient is φ = 76952443152.

The previous prime is 83365146911. The next prime is 83365146937. The reversal of 83365146917 is 71964156338.

It can be written as a sum of positive squares in 3 ways, for example, as 5397987841 + 77967159076 = 73471^2 + 279226^2 .

It is not a de Polignac number, because 83365146917 - 2⁴ = 83365146901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83365146911) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 246642278 + ... + 246642615.

It is an arithmetic number, because the mean of its divisors is an integer number (15045189267).

Almost surely, 2^83365146917 is an apocalyptic number.

It is an amenable number.

83365146917 is a deficient number, since it is larger than the sum of its proper divisors (6905988685).

83365146917 is a wasteful number, since it uses less digits than its factorization.

83365146917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493284919 (or 493284906 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 53.

The spelling of 83365146917 in words is "eighty-three billion, three hundred sixty-five million, one hundred forty-six thousand, nine hundred seventeen".