208789899790096 has 15 divisors (see below), whose sum is σ = 404530542827463. Its totient is φ = 104394920995920.

The previous prime is 208789899790081. The next prime is 208789899790169. The reversal of 208789899790096 is 690097998987802.

The square root of 208789899790096 is 14449564.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 55992061 + ... + 59604451.

Almost surely, 2^{208789899790096} is an apocalyptic number.

208789899790096 is the 14449564-th square number.

It is an amenable number.

208789899790096 is a deficient number, since it is larger than the sum of its proper divisors (195740643037367).

208789899790096 is an frugal number, since it uses more digits than its factorization.

208789899790096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7224790 (or 3612393 counting only the distinct ones).

The product of its (nonzero) digits is 17777055744, while the sum is 91.

The spelling of 208789899790096 in words is "two hundred eight trillion, seven hundred eighty-nine billion, eight hundred ninety-nine million, seven hundred ninety thousand, ninety-six".