54254553545243 has 2 divisors, whose sum is σ = 54254553545244. Its totient is φ = 54254553545242.

The previous prime is 54254553545219. The next prime is 54254553545261. The reversal of 54254553545243 is 34254535545245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54254553545243 - 2⁴⁴ = 36662367500827 is a prime.

It is not a weakly prime, because it can be changed into another prime (54254553545273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27127276772621 + 27127276772622.

It is an arithmetic number, because the mean of its divisors is an integer number (27127276772622).

Almost surely, 2^{54254553545243} is an apocalyptic number.

54254553545243 is a deficient number, since it is larger than the sum of its proper divisors (1).

54254553545243 is an equidigital number, since it uses as much as digits as its factorization.

54254553545243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144000000, while the sum is 56.

The spelling of 54254553545243 in words is "fifty-four trillion, two hundred fifty-four billion, five hundred fifty-three million, five hundred forty-five thousand, two hundred forty-three".