83994565795 has 32 divisors (see below), whose sum is σ = 117429376896. Its totient is φ = 56483481600.

The previous prime is 83994565793. The next prime is 83994565801. The reversal of 83994565795 is 59756549938.

It is not a de Polignac number, because 83994565795 - 2¹ = 83994565793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83994565793) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 661125 + ... + 777865.

It is an arithmetic number, because the mean of its divisors is an integer number (3669668028).

Almost surely, 2^83994565795 is an apocalyptic number.

83994565795 is a deficient number, since it is larger than the sum of its proper divisors (33434811101).

83994565795 is a wasteful number, since it uses less digits than its factorization.

83994565795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117151.

The product of its digits is 367416000, while the sum is 70.

The spelling of 83994565795 in words is "eighty-three billion, nine hundred ninety-four million, five hundred sixty-five thousand, seven hundred ninety-five".