5025817449 has 15 divisors (see below), whose sum is σ = 7508655847. Its totient is φ = 3350119608.

The previous prime is 5025817441. The next prime is 5025817477. The reversal of 5025817449 is 9447185205.

The square root of 5025817449 is 70893.

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

It can be written as a sum of positive squares in only one way, i.e., 765905625 + 4259911824 = 27675^2 + 65268^2 .

It is not a de Polignac number, because 5025817449 - 2³ = 5025817441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5025817441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 634099 + ... + 641975.

Almost surely, 2^5025817449 is an apocalyptic number.

5025817449 is the 70893-rd square number.

5025817449 is the 35447-th centered octagonal number.

It is an amenable number.

5025817449 is a deficient number, since it is larger than the sum of its proper divisors (2482838398).

5025817449 is an frugal number, since it uses more digits than its factorization.

5025817449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15766 (or 7880 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The cubic root of 5025817449 is about 1712.9140433066.

The spelling of 5025817449 in words is "five billion, twenty-five million, eight hundred seventeen thousand, four hundred forty-nine".