5305278025 has 18 divisors (see below), whose sum is σ = 6742963946. Its totient is φ = 4140672000.

The previous prime is 5305278001. The next prime is 5305278029. The reversal of 5305278025 is 5208725035.

It can be written as a sum of positive squares in 9 ways, for example, as 5101816329 + 203461696 = 71427^2 + 14264^2 .

It is not a de Polignac number, because 5305278025 - 2⁷ = 5305277897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5305278029) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 21096 + ... + 105145.

Almost surely, 2^5305278025 is an apocalyptic number.

It is an amenable number.

5305278025 is a deficient number, since it is larger than the sum of its proper divisors (1437685921).

5305278025 is a wasteful number, since it uses less digits than its factorization.

5305278025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126333 (or 126287 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 5305278025 is about 72837.3394969915. The cubic root of 5305278025 is about 1744.0919707174.

The spelling of 5305278025 in words is "five billion, three hundred five million, two hundred seventy-eight thousand, twenty-five".