5551464449 has 2 divisors, whose sum is σ = 5551464450. Its totient is φ = 5551464448.

The previous prime is 5551464433. The next prime is 5551464463. The reversal of 5551464449 is 9444641555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5451164224 + 100300225 = 73832^2 + 10015^2 .

It is a cyclic number.

It is not a de Polignac number, because 5551464449 - 2⁴ = 5551464433 is a prime.

It is not a weakly prime, because it can be changed into another prime (5551464409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775732224 + 2775732225.

It is an arithmetic number, because the mean of its divisors is an integer number (2775732225).

Almost surely, 2^5551464449 is an apocalyptic number.

It is an amenable number.

5551464449 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551464449 is an equidigital number, since it uses as much as digits as its factorization.

5551464449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728000, while the sum is 47.

The square root of 5551464449 is about 74508.1502186170. The cubic root of 5551464449 is about 1770.6627636015.

The spelling of 5551464449 in words is "five billion, five hundred fifty-one million, four hundred sixty-four thousand, four hundred forty-nine".