54222382449 has 15 divisors (see below), whose sum is σ = 81001998363. Its totient is φ = 36146857824.

The previous prime is 54222382399. The next prime is 54222382451. The reversal of 54222382449 is 94428322245.

The square root of 54222382449 is 232857.

It is a perfect power (a square), and thus also a powerful number.

54222382449 is a `hidden beast` number, since 5 + 4 + 222 + 382 + 4 + 49 = 666.

It can be written as a sum of positive squares in only one way, i.e., 26054802225 + 28167580224 = 161415^2 + 167832^2 .

It is not a de Polignac number, because 54222382449 - 2⁷ = 54222382321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54222382549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 2082777 + ... + 2108649.

Almost surely, 2^54222382449 is an apocalyptic number.

54222382449 is the 232857-th square number.

54222382449 is the 116429-th centered octagonal number.

It is an amenable number.

54222382449 is a deficient number, since it is larger than the sum of its proper divisors (26779615914).

54222382449 is an frugal number, since it uses more digits than its factorization.

54222382449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51758 (or 25876 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The spelling of 54222382449 in words is "fifty-four billion, two hundred twenty-two million, three hundred eighty-two thousand, four hundred forty-nine".