55441614169 has 2 divisors, whose sum is σ = 55441614170. Its totient is φ = 55441614168.

The previous prime is 55441614143. The next prime is 55441614223. The reversal of 55441614169 is 96141614455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55407039769 + 34574400 = 235387^2 + 5880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55441614169 is a prime.

It is a super-2 number, since 2×55441614169² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55441614469) 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, 27720807084 + 27720807085.

It is an arithmetic number, because the mean of its divisors is an integer number (27720807085).

Almost surely, 2^55441614169 is an apocalyptic number.

It is an amenable number.

55441614169 is a deficient number, since it is larger than the sum of its proper divisors (1).

55441614169 is an equidigital number, since it uses as much as digits as its factorization.

55441614169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 46.

The spelling of 55441614169 in words is "fifty-five billion, four hundred forty-one million, six hundred fourteen thousand, one hundred sixty-nine".