4549825449 has 36 divisors (see below), whose sum is σ = 7152952716. Its totient is φ = 2770357248.

The previous prime is 4549825429. The next prime is 4549825463. The reversal of 4549825449 is 9445289454.

4549825449 is a `hidden beast` number, since 4 + 5 + 4 + 98 + 2 + 544 + 9 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 66585600 + 4483239849 = 8160^2 + 66957^2 .

It is not a de Polignac number, because 4549825449 - 2¹³ = 4549817257 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4549825395 and 4549825404.

It is not an unprimeable number, because it can be changed into a prime (4549825429) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1098787 + ... + 1102919.

It is an arithmetic number, because the mean of its divisors is an integer number (198693131).

Almost surely, 2^4549825449 is an apocalyptic number.

It is an amenable number.

4549825449 is a deficient number, since it is larger than the sum of its proper divisors (2603127267).

4549825449 is a wasteful number, since it uses less digits than its factorization.

4549825449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4346 (or 4246 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The square root of 4549825449 is about 67452.3939456562. The cubic root of 4549825449 is about 1657.0346062742.

The spelling of 4549825449 in words is "four billion, five hundred forty-nine million, eight hundred twenty-five thousand, four hundred forty-nine".