54227717449 has 2 divisors, whose sum is σ = 54227717450. Its totient is φ = 54227717448.

The previous prime is 54227717443. The next prime is 54227717459. The reversal of 54227717449 is 94471772245.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34534647225 + 19693070224 = 185835^2 + 140332^2 .

It is a cyclic number.

It is not a de Polignac number, because 54227717449 - 2⁷ = 54227717321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54227717396 and 54227717405.

It is not a weakly prime, because it can be changed into another prime (54227717443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27113858724 + 27113858725.

It is an arithmetic number, because the mean of its divisors is an integer number (27113858725).

Almost surely, 2^54227717449 is an apocalyptic number.

It is an amenable number.

54227717449 is a deficient number, since it is larger than the sum of its proper divisors (1).

54227717449 is an equidigital number, since it uses as much as digits as its factorization.

54227717449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3951360, while the sum is 52.

The spelling of 54227717449 in words is "fifty-four billion, two hundred twenty-seven million, seven hundred seventeen thousand, four hundred forty-nine".