6541798241 has 8 divisors (see below), whose sum is σ = 7143025824. Its totient is φ = 5941657120.

The previous prime is 6541798199. The next prime is 6541798247. The reversal of 6541798241 is 1428971456.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6541798241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6541798247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258995 + ... + 283128.

It is an arithmetic number, because the mean of its divisors is an integer number (892878228).

Almost surely, 2^6541798241 is an apocalyptic number.

It is an amenable number.

6541798241 is a deficient number, since it is larger than the sum of its proper divisors (601227583).

6541798241 is a wasteful number, since it uses less digits than its factorization.

6541798241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543231.

The product of its digits is 483840, while the sum is 47.

The square root of 6541798241 is about 80881.3837727817. The cubic root of 6541798241 is about 1870.2473522022.

The spelling of 6541798241 in words is "six billion, five hundred forty-one million, seven hundred ninety-eight thousand, two hundred forty-one".