554555045543 has 2 divisors, whose sum is σ = 554555045544. Its totient is φ = 554555045542.

The previous prime is 554555045479. The next prime is 554555045557. The reversal of 554555045543 is 345540555455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 554555045543 - 2⁶ = 554555045479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 554555045491 and 554555045500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (554555045573) 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 as a sum of consecutive naturals, namely, 277277522771 + 277277522772.

It is an arithmetic number, because the mean of its divisors is an integer number (277277522772).

Almost surely, 2^554555045543 is an apocalyptic number.

554555045543 is a deficient number, since it is larger than the sum of its proper divisors (1).

554555045543 is an equidigital number, since it uses as much as digits as its factorization.

554555045543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15000000, while the sum is 50.

The spelling of 554555045543 in words is "five hundred fifty-four billion, five hundred fifty-five million, forty-five thousand, five hundred forty-three".