196379242973691 has 16 divisors (see below), whose sum is σ = 280356354813600. Its totient is φ = 121833872703488.

The previous prime is 196379242973653. The next prime is 196379242973699.

196379242973691 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 196379242973691 - 2¹⁰ = 196379242972667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196379242973699) 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, 21632430246 + ... + 21632439323.

It is an arithmetic number, because the mean of its divisors is an integer number (17522272175850).

Almost surely, 2^{196379242973691} is an apocalyptic number.

196379242973691 is a deficient number, since it is larger than the sum of its proper divisors (83977111839909).

196379242973691 is a wasteful number, since it uses less digits than its factorization.

196379242973691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43264869678.

The product of its digits is 1666598976, while the sum is 78.

The spelling of 196379242973691 in words is "one hundred ninety-six trillion, three hundred seventy-nine billion, two hundred forty-two million, nine hundred seventy-three thousand, six hundred ninety-one".