196941015311 has 4 divisors (see below), whose sum is σ = 199313798712. Its totient is φ = 194568231912.

The previous prime is 196941015281. The next prime is 196941015317. The reversal of 196941015311 is 113510149691.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196941015311 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 (196941015317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1186391576 + ... + 1186391741.

It is an arithmetic number, because the mean of its divisors is an integer number (49828449678).

Almost surely, 2^196941015311 is an apocalyptic number.

196941015311 is a deficient number, since it is larger than the sum of its proper divisors (2372783401).

196941015311 is an equidigital number, since it uses as much as digits as its factorization.

196941015311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2372783400.

The product of its (nonzero) digits is 29160, while the sum is 41.

The spelling of 196941015311 in words is "one hundred ninety-six billion, nine hundred forty-one million, fifteen thousand, three hundred eleven".