554728426361 has 2 divisors, whose sum is σ = 554728426362. Its totient is φ = 554728426360.

The previous prime is 554728426229. The next prime is 554728426381. The reversal of 554728426361 is 163624827455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 488854070761 + 65874355600 = 699181^2 + 256660^2 .

It is a cyclic number.

It is not a de Polignac number, because 554728426361 - 2¹⁰ = 554728425337 is a prime.

It is not a weakly prime, because it can be changed into another prime (554728426381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277364213180 + 277364213181.

It is an arithmetic number, because the mean of its divisors is an integer number (277364213181).

Almost surely, 2^554728426361 is an apocalyptic number.

It is an amenable number.

554728426361 is a deficient number, since it is larger than the sum of its proper divisors (1).

554728426361 is an equidigital number, since it uses as much as digits as its factorization.

554728426361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9676800, while the sum is 53.

The spelling of 554728426361 in words is "five hundred fifty-four billion, seven hundred twenty-eight million, four hundred twenty-six thousand, three hundred sixty-one".