5278305578009 has 2 divisors, whose sum is σ = 5278305578010. Its totient is φ = 5278305578008.

The previous prime is 5278305577997. The next prime is 5278305578057. The reversal of 5278305578009 is 9008755038725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5180758672384 + 97546905625 = 2276128^2 + 312325^2 .

It is a cyclic number.

It is not a de Polignac number, because 5278305578009 - 2¹² = 5278305573913 is a prime.

It is not a weakly prime, because it can be changed into another prime (5278305578509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639152789004 + 2639152789005.

It is an arithmetic number, because the mean of its divisors is an integer number (2639152789005).

Almost surely, 2^{5278305578009} is an apocalyptic number.

It is an amenable number.

5278305578009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5278305578009 is an equidigital number, since it uses as much as digits as its factorization.

5278305578009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168000, while the sum is 59.

The spelling of 5278305578009 in words is "five trillion, two hundred seventy-eight billion, three hundred five million, five hundred seventy-eight thousand, nine".