6555155060543 has 2 divisors, whose sum is σ = 6555155060544. Its totient is φ = 6555155060542.

The previous prime is 6555155060521. The next prime is 6555155060569. The reversal of 6555155060543 is 3450605515556.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6555155060543 - 2¹⁶ = 6555154995007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6555155060491 and 6555155060500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6555155060243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3277577530271 + 3277577530272.

It is an arithmetic number, because the mean of its divisors is an integer number (3277577530272).

Almost surely, 2^{6555155060543} is an apocalyptic number.

6555155060543 is a deficient number, since it is larger than the sum of its proper divisors (1).

6555155060543 is an equidigital number, since it uses as much as digits as its factorization.

6555155060543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6750000, while the sum is 50.

The spelling of 6555155060543 in words is "six trillion, five hundred fifty-five billion, one hundred fifty-five million, sixty thousand, five hundred forty-three".