1741193728849 has 3 divisors (see below), whose sum is σ = 1741195048393. Its totient is φ = 1741192409306.

The previous prime is 1741193728843. The next prime is 1741193728921. The reversal of 1741193728849 is 9488273911471.

The square root of 1741193728849 is 1319543.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1741193728849 - 2⁵ = 1741193728817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1741193728843) 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 2 ways as a sum of consecutive naturals, for example, 659772 + ... + 1979314.

Almost surely, 2^{1741193728849} is an apocalyptic number.

1741193728849 is the 1319543-rd square number.

1741193728849 is the 659772-nd centered octagonal number.

It is an amenable number.

1741193728849 is a deficient number, since it is larger than the sum of its proper divisors (1319544).

1741193728849 is an frugal number, since it uses more digits than its factorization.

1741193728849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2639086 (or 1319543 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 64.

Multiplying 1741193728849 by its sum of digits (64), we get a square (111436398646336 = 10556344²).

The spelling of 1741193728849 in words is "one trillion, seven hundred forty-one billion, one hundred ninety-three million, seven hundred twenty-eight thousand, eight hundred forty-nine".