83345238717 has 48 divisors (see below), whose sum is σ = 127639601280. Its totient is φ = 48185819136.

The previous prime is 83345238707. The next prime is 83345238731. The reversal of 83345238717 is 71783254338.

It is not a de Polignac number, because 83345238717 - 2⁷ = 83345238589 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 83345238717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83345238707) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4964784 + ... + 4981542.

It is an arithmetic number, because the mean of its divisors is an integer number (2659158360).

Almost surely, 2^83345238717 is an apocalyptic number.

It is an amenable number.

83345238717 is a deficient number, since it is larger than the sum of its proper divisors (44294362563).

83345238717 is a wasteful number, since it uses less digits than its factorization.

83345238717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17382 (or 17369 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The spelling of 83345238717 in words is "eighty-three billion, three hundred forty-five million, two hundred thirty-eight thousand, seven hundred seventeen".