194543627041 has 27 divisors (see below), whose sum is σ = 206350247313. Its totient is φ = 183397321800.

The previous prime is 194543626973. The next prime is 194543627059. The reversal of 194543627041 is 140726345491.

The square root of 194543627041 is 441071.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 194543627041 - 2⁷ = 194543626913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 194543626982 and 194543627000.

It is not an unprimeable number, because it can be changed into a prime (194543627441) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1288368316 + ... + 1288368466.

Almost surely, 2^194543627041 is an apocalyptic number.

194543627041 is the 441071-st square number.

194543627041 is the 220536-th centered octagonal number.

It is an amenable number.

194543627041 is a deficient number, since it is larger than the sum of its proper divisors (11806620272).

194543627041 is an frugal number, since it uses more digits than its factorization.

194543627041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 194543627041 in words is "one hundred ninety-four billion, five hundred forty-three million, six hundred twenty-seven thousand, forty-one".