6541439818055 has 8 divisors (see below), whose sum is σ = 7853145178032. Its totient is φ = 5230873590208.

The previous prime is 6541439818031. The next prime is 6541439818087. The reversal of 6541439818055 is 5508189341456.

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

It is a cyclic number.

It is not a de Polignac number, because 6541439818055 - 2¹² = 6541439813959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6541439817985 and 6541439818003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284770397 + ... + 284793366.

It is an arithmetic number, because the mean of its divisors is an integer number (981643147254).

Almost surely, 2^{6541439818055} is an apocalyptic number.

6541439818055 is a deficient number, since it is larger than the sum of its proper divisors (1311705359977).

6541439818055 is a wasteful number, since it uses less digits than its factorization.

6541439818055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569566065.

The product of its (nonzero) digits is 20736000, while the sum is 59.

The spelling of 6541439818055 in words is "six trillion, five hundred forty-one billion, four hundred thirty-nine million, eight hundred eighteen thousand, fifty-five".