555931182449 has 2 divisors, whose sum is σ = 555931182450. Its totient is φ = 555931182448.

The previous prime is 555931182383. The next prime is 555931182529. The reversal of 555931182449 is 944281139555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 454772199424 + 101158983025 = 674368^2 + 318055^2 .

It is a cyclic number.

It is not a de Polignac number, because 555931182449 - 2²⁰ = 555930133873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555931182394 and 555931182403.

It is not a weakly prime, because it can be changed into another prime (555931182049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277965591224 + 277965591225.

It is an arithmetic number, because the mean of its divisors is an integer number (277965591225).

Almost surely, 2^555931182449 is an apocalyptic number.

It is an amenable number.

555931182449 is a deficient number, since it is larger than the sum of its proper divisors (1).

555931182449 is an equidigital number, since it uses as much as digits as its factorization.

555931182449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776000, while the sum is 56.

The spelling of 555931182449 in words is "five hundred fifty-five billion, nine hundred thirty-one million, one hundred eighty-two thousand, four hundred forty-nine".