196514343641 has 24 divisors (see below), whose sum is σ = 264049406496. Its totient is φ = 144120520320.

The previous prime is 196514343617. The next prime is 196514343643. The reversal of 196514343641 is 146343415691.

It is a de Polignac number, because none of the positive numbers 2^k-196514343641 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (196514343643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10714091 + ... + 10732416.

It is an arithmetic number, because the mean of its divisors is an integer number (11002058604).

Almost surely, 2^196514343641 is an apocalyptic number.

196514343641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

196514343641 is a deficient number, since it is larger than the sum of its proper divisors (67535062855).

196514343641 is a wasteful number, since it uses less digits than its factorization.

196514343641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21446549 (or 21446542 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The spelling of 196514343641 in words is "one hundred ninety-six billion, five hundred fourteen million, three hundred forty-three thousand, six hundred forty-one".