196869920515288 has 32 divisors (see below), whose sum is σ = 372402092530800. Its totient is φ = 97562716167168.

The previous prime is 196869920515249. The next prime is 196869920515357. The reversal of 196869920515288 is 882515029968691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79066420 + ... + 81518332.

Almost surely, 2^{196869920515288} is an apocalyptic number.

It is an amenable number.

196869920515288 is a deficient number, since it is larger than the sum of its proper divisors (175532172015512).

196869920515288 is a wasteful number, since it uses less digits than its factorization.

196869920515288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2540851 (or 2540847 counting only the distinct ones).

The product of its (nonzero) digits is 1343692800, while the sum is 79.

The spelling of 196869920515288 in words is "one hundred ninety-six trillion, eight hundred sixty-nine billion, nine hundred twenty million, five hundred fifteen thousand, two hundred eighty-eight".