196342138343 has 4 divisors (see below), whose sum is σ = 211445379768. Its totient is φ = 181238896920.

The previous prime is 196342138339. The next prime is 196342138357. The reversal of 196342138343 is 343831243691.

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

It is a cyclic number.

It is not a de Polignac number, because 196342138343 - 2² = 196342138339 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 (196342138373) 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, 7551620693 + ... + 7551620718.

It is an arithmetic number, because the mean of its divisors is an integer number (52861344942).

Almost surely, 2^196342138343 is an apocalyptic number.

196342138343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

196342138343 is a deficient number, since it is larger than the sum of its proper divisors (15103241425).

196342138343 is a wasteful number, since it uses less digits than its factorization.

196342138343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15103241424.

The product of its digits is 1119744, while the sum is 47.

The spelling of 196342138343 in words is "one hundred ninety-six billion, three hundred forty-two million, one hundred thirty-eight thousand, three hundred forty-three".