54049019308489 has 2 divisors, whose sum is σ = 54049019308490. Its totient is φ = 54049019308488.

The previous prime is 54049019308477. The next prime is 54049019308499. The reversal of 54049019308489 is 98480391094045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34653142702864 + 19395876605625 = 5886692^2 + 4404075^2 .

It is a cyclic number.

It is not a de Polignac number, because 54049019308489 - 2⁵ = 54049019308457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54049019308489.

It is not a weakly prime, because it can be changed into another prime (54049019308409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27024509654244 + 27024509654245.

It is an arithmetic number, because the mean of its divisors is an integer number (27024509654245).

Almost surely, 2^{54049019308489} is an apocalyptic number.

It is an amenable number.

54049019308489 is a deficient number, since it is larger than the sum of its proper divisors (1).

54049019308489 is an equidigital number, since it uses as much as digits as its factorization.

54049019308489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44789760, while the sum is 64.

The spelling of 54049019308489 in words is "fifty-four trillion, forty-nine billion, nineteen million, three hundred eight thousand, four hundred eighty-nine".