208332038489 has 4 divisors (see below), whose sum is σ = 219296882640. Its totient is φ = 197367194340.

The previous prime is 208332038483. The next prime is 208332038503. The reversal of 208332038489 is 984830233802.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 208332038489 - 2²⁰ = 208330989913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (208332038483) 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, 5482422047 + ... + 5482422084.

It is an arithmetic number, because the mean of its divisors is an integer number (54824220660).

Almost surely, 2^208332038489 is an apocalyptic number.

It is an amenable number.

208332038489 is a deficient number, since it is larger than the sum of its proper divisors (10964844151).

208332038489 is a wasteful number, since it uses less digits than its factorization.

208332038489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10964844150.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 208332038489 in words is "two hundred eight billion, three hundred thirty-two million, thirty-eight thousand, four hundred eighty-nine".