208334949537 has 16 divisors (see below), whose sum is σ = 326342858688. Its totient is φ = 116551020480.

The previous prime is 208334949457. The next prime is 208334949541. The reversal of 208334949537 is 735949433802.

It is not a de Polignac number, because 208334949537 - 2⁸ = 208334949281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (208334949577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242814198 + ... + 242815055.

It is an arithmetic number, because the mean of its divisors is an integer number (20396428668).

Almost surely, 2^208334949537 is an apocalyptic number.

It is an amenable number.

208334949537 is a deficient number, since it is larger than the sum of its proper divisors (118007909151).

208334949537 is a wasteful number, since it uses less digits than its factorization.

208334949537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485629280.

The product of its (nonzero) digits is 19595520, while the sum is 57.

The spelling of 208334949537 in words is "two hundred eight billion, three hundred thirty-four million, nine hundred forty-nine thousand, five hundred thirty-seven".