5220278004 has 12 divisors (see below), whose sum is σ = 12180648704. Its totient is φ = 1740092664.

The previous prime is 5220277991. The next prime is 5220278039. The reversal of 5220278004 is 4008720225.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217511572 + ... + 217511595.

Almost surely, 2^5220278004 is an apocalyptic number.

It is an amenable number.

5220278004 is an abundant number, since it is smaller than the sum of its proper divisors (6960370700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5220278004 is a wasteful number, since it uses less digits than its factorization.

5220278004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435023174 (or 435023172 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 5220278004 is about 72251.4913617705. The cubic root of 5220278004 is about 1734.7272897009.

Adding to 5220278004 its reverse (4008720225), we get a palindrome (9228998229).

The spelling of 5220278004 in words is "five billion, two hundred twenty million, two hundred seventy-eight thousand, four".