5555611673 has 2 divisors, whose sum is σ = 5555611674. Its totient is φ = 5555611672.

The previous prime is 5555611651. The next prime is 5555611703. The reversal of 5555611673 is 3761165555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5006553049 + 549058624 = 70757^2 + 23432^2 .

It is a cyclic number.

It is not a de Polignac number, because 5555611673 - 2²⁰ = 5554563097 is a prime.

It is a super-2 number, since 2×5555611673² = 61729642122347717858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5555611603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777805836 + 2777805837.

It is an arithmetic number, because the mean of its divisors is an integer number (2777805837).

Almost surely, 2^5555611673 is an apocalyptic number.

It is an amenable number.

5555611673 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555611673 is an equidigital number, since it uses as much as digits as its factorization.

5555611673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472500, while the sum is 44.

The square root of 5555611673 is about 74535.9756963039. The cubic root of 5555611673 is about 1771.1035786526.

The spelling of 5555611673 in words is "five billion, five hundred fifty-five million, six hundred eleven thousand, six hundred seventy-three".