196056311443 has 4 divisors (see below), whose sum is σ = 196072379368. Its totient is φ = 196040243520.

The previous prime is 196056311441. The next prime is 196056311453. The reversal of 196056311443 is 344113650691.

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 196056311443 - 2¹ = 196056311441 is a prime.

It is a super-2 number, since 2×196056311443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 196056311443.

It is not an unprimeable number, because it can be changed into a prime (196056311441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8015646 + ... + 8040067.

It is an arithmetic number, because the mean of its divisors is an integer number (49018094842).

Almost surely, 2^196056311443 is an apocalyptic number.

196056311443 is a deficient number, since it is larger than the sum of its proper divisors (16067925).

196056311443 is a wasteful number, since it uses less digits than its factorization.

196056311443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16067924.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 196056311443 in words is "one hundred ninety-six billion, fifty-six million, three hundred eleven thousand, four hundred forty-three".