554963806613 has 2 divisors, whose sum is σ = 554963806614. Its totient is φ = 554963806612.

The previous prime is 554963806601. The next prime is 554963806721. The reversal of 554963806613 is 316608369455.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 480329391364 + 74634415249 = 693058^2 + 273193^2 .

It is a cyclic number.

It is not a de Polignac number, because 554963806613 - 2³² = 550668839317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (554963800613) 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, 277481903306 + 277481903307.

It is an arithmetic number, because the mean of its divisors is an integer number (277481903307).

Almost surely, 2^554963806613 is an apocalyptic number.

It is an amenable number.

554963806613 is a deficient number, since it is larger than the sum of its proper divisors (1).

554963806613 is an equidigital number, since it uses as much as digits as its factorization.

554963806613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13996800, while the sum is 56.

The spelling of 554963806613 in words is "five hundred fifty-four billion, nine hundred sixty-three million, eight hundred six thousand, six hundred thirteen".