5248278026 has 8 divisors (see below), whose sum is σ = 7900433604. Its totient is φ = 2614800160.

The previous prime is 5248278019. The next prime is 5248278037. The reversal of 5248278026 is 6208728425.

It is a Cunningham number, because it is equal to 72445²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 5248278025 + 1 = 72445^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4668725 + ... + 4669848.

Almost surely, 2^5248278026 is an apocalyptic number.

5248278026 is a deficient number, since it is larger than the sum of its proper divisors (2652155578).

5248278026 is a wasteful number, since it uses less digits than its factorization.

5248278026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9338856.

The product of its (nonzero) digits is 430080, while the sum is 44.

The square root of 5248278026 is about 72445.0000069018. Note that the first 5 decimals coincide. The cubic root of 5248278026 is about 1737.8232817434.

The spelling of 5248278026 in words is "five billion, two hundred forty-eight million, two hundred seventy-eight thousand, twenty-six".