5278658568725 has 24 divisors (see below), whose sum is σ = 6610707203880. Its totient is φ = 4180885920000.

The previous prime is 5278658568643. The next prime is 5278658568731.

5278658568725 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 12 ways, for example, as 1719097444 + 5276939471281 = 41462^2 + 2297159^2 .

It is not a de Polignac number, because 5278658568725 - 2¹⁴ = 5278658552341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57193115 + ... + 57285335.

It is an arithmetic number, because the mean of its divisors is an integer number (275446133495).

Almost surely, 2^{5278658568725} is an apocalyptic number.

It is an amenable number.

5278658568725 is a deficient number, since it is larger than the sum of its proper divisors (1332048635155).

5278658568725 is a wasteful number, since it uses less digits than its factorization.

5278658568725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115001 (or 114996 counting only the distinct ones).

The product of its digits is 2257920000, while the sum is 74.

The spelling of 5278658568725 in words is "five trillion, two hundred seventy-eight billion, six hundred fifty-eight million, five hundred sixty-eight thousand, seven hundred twenty-five".