55333337188517 has 2 divisors, whose sum is σ = 55333337188518. Its totient is φ = 55333337188516.

The previous prime is 55333337188439. The next prime is 55333337188529. The reversal of 55333337188517 is 71588173333355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29799305347876 + 25534031840641 = 5458874^2 + 5053121^2 .

It is a cyclic number.

It is not a de Polignac number, because 55333337188517 - 2¹⁰ = 55333337187493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55333337188517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55333337188417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27666668594258 + 27666668594259.

It is an arithmetic number, because the mean of its divisors is an integer number (27666668594259).

Almost surely, 2^{55333337188517} is an apocalyptic number.

It is an amenable number.

55333337188517 is a deficient number, since it is larger than the sum of its proper divisors (1).

55333337188517 is an equidigital number, since it uses as much as digits as its factorization.

55333337188517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 95256000, while the sum is 62.

The spelling of 55333337188517 in words is "fifty-five trillion, three hundred thirty-three billion, three hundred thirty-seven million, one hundred eighty-eight thousand, five hundred seventeen".