83995189059 has 4 divisors (see below), whose sum is σ = 111993585416. Its totient is φ = 55996792704.

The previous prime is 83995189009. The next prime is 83995189087. The reversal of 83995189059 is 95098159938.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 83995189059 - 2¹⁷ = 83995057987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83995189009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13999198174 + ... + 13999198179.

It is an arithmetic number, because the mean of its divisors is an integer number (27998396354).

Almost surely, 2^83995189059 is an apocalyptic number.

83995189059 is a deficient number, since it is larger than the sum of its proper divisors (27998396357).

83995189059 is a wasteful number, since it uses less digits than its factorization.

83995189059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27998396356.

The product of its (nonzero) digits is 31492800, while the sum is 66.

The spelling of 83995189059 in words is "eighty-three billion, nine hundred ninety-five million, one hundred eighty-nine thousand, fifty-nine".