54555377543 has 2 divisors, whose sum is σ = 54555377544. Its totient is φ = 54555377542.

The previous prime is 54555377533. The next prime is 54555377557. The reversal of 54555377543 is 34577355545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54555377543 - 2⁸ = 54555377287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54555377533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27277688771 + 27277688772.

It is an arithmetic number, because the mean of its divisors is an integer number (27277688772).

Almost surely, 2^54555377543 is an apocalyptic number.

54555377543 is a deficient number, since it is larger than the sum of its proper divisors (1).

54555377543 is an equidigital number, since it uses as much as digits as its factorization.

54555377543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22050000, while the sum is 53.

The spelling of 54555377543 in words is "fifty-four billion, five hundred fifty-five million, three hundred seventy-seven thousand, five hundred forty-three".