5278439601 has 10 divisors (see below), whose sum is σ = 7885076562. Its totient is φ = 3518959680.

The previous prime is 5278439567. The next prime is 5278439603. The reversal of 5278439601 is 1069348725.

5278439601 is a `hidden beast` number, since 5 + 2 + 7 + 8 + 4 + 39 + 601 = 666.

5278439601 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3003149601 + 2275290000 = 54801^2 + 47700^2 .

It is not a de Polignac number, because 5278439601 - 2²³ = 5270050993 is a prime.

5278439601 is strictly pandigital in base 10.

It is not an unprimeable number, because it can be changed into a prime (5278439603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32582880 + ... + 32583041.

It is a 1-persistent number, because it is pandigital, but 2⋅5278439601 = 10556879202 is not.

Almost surely, 2^5278439601 is an apocalyptic number.

It is an amenable number.

5278439601 is a deficient number, since it is larger than the sum of its proper divisors (2606636961).

5278439601 is an equidigital number, since it uses as much as digits as its factorization.

5278439601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65165933 (or 65165924 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 5278439601 is about 72652.8705626970. The cubic root of 5278439601 is about 1741.1459840772.

The spelling of 5278439601 in words is "five billion, two hundred seventy-eight million, four hundred thirty-nine thousand, six hundred one".