5555172717859 has 2 divisors, whose sum is σ = 5555172717860. Its totient is φ = 5555172717858.

The previous prime is 5555172717841. The next prime is 5555172717877. The reversal of 5555172717859 is 9587172715555.

It is a balanced prime because it is at equal distance from previous prime (5555172717841) and next prime (5555172717877).

It is a cyclic number.

It is not a de Polignac number, because 5555172717859 - 2²³ = 5555164329251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5555172717794 and 5555172717803.

It is not a weakly prime, because it can be changed into another prime (5555172717839) 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, 2777586358929 + 2777586358930.

It is an arithmetic number, because the mean of its divisors is an integer number (2777586358930).

Almost surely, 2^{5555172717859} is an apocalyptic number.

5555172717859 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555172717859 is an equidigital number, since it uses as much as digits as its factorization.

5555172717859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 154350000, while the sum is 67.

The spelling of 5555172717859 in words is "five trillion, five hundred fifty-five billion, one hundred seventy-two million, seven hundred seventeen thousand, eight hundred fifty-nine".