196872888655 has 8 divisors (see below), whose sum is σ = 241274008512. Its totient is φ = 154147282848.

The previous prime is 196872888647. The next prime is 196872888659. The reversal of 196872888655 is 556888278691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 196872888655 - 2³ = 196872888647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196872888659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418878252 + ... + 418878721.

It is an arithmetic number, because the mean of its divisors is an integer number (30159251064).

Almost surely, 2^196872888655 is an apocalyptic number.

196872888655 is a deficient number, since it is larger than the sum of its proper divisors (44401119857).

196872888655 is an equidigital number, since it uses as much as digits as its factorization.

196872888655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837757025.

The product of its digits is 464486400, while the sum is 73.

The spelling of 196872888655 in words is "one hundred ninety-six billion, eight hundred seventy-two million, eight hundred eighty-eight thousand, six hundred fifty-five".