83713445808249 has 8 divisors (see below), whose sum is σ = 112178821854400. Its totient is φ = 55528516817136.

The previous prime is 83713445808241. The next prime is 83713445808299. The reversal of 83713445808249 is 94280854431738.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83713445808249 - 2³ = 83713445808241 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 83713445808249.

It is not an unprimeable number, because it can be changed into a prime (83713445808241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70111763062 + ... + 70111764255.

It is an arithmetic number, because the mean of its divisors is an integer number (14022352731800).

Almost surely, 2^{83713445808249} is an apocalyptic number.

It is an amenable number.

83713445808249 is a deficient number, since it is larger than the sum of its proper divisors (28465376046151).

83713445808249 is a wasteful number, since it uses less digits than its factorization.

83713445808249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140223527519.

The product of its (nonzero) digits is 185794560, while the sum is 66.

The spelling of 83713445808249 in words is "eighty-three trillion, seven hundred thirteen billion, four hundred forty-five million, eight hundred eight thousand, two hundred forty-nine".