5220320506 has 4 divisors (see below), whose sum is σ = 7830480762. Its totient is φ = 2610160252.

The previous prime is 5220320461. The next prime is 5220320513. The reversal of 5220320506 is 6050230225.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4224350025 + 995970481 = 64995^2 + 31559^2 .

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 as a sum of consecutive naturals, namely, 1305080125 + ... + 1305080128.

Almost surely, 2^5220320506 is an apocalyptic number.

5220320506 is a deficient number, since it is larger than the sum of its proper divisors (2610160256).

5220320506 is a wasteful number, since it uses less digits than its factorization.

5220320506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610160255.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 5220320506 is about 72251.7854865885. The cubic root of 5220320506 is about 1734.7319975714.

The spelling of 5220320506 in words is "five billion, two hundred twenty million, three hundred twenty thousand, five hundred six".