5206620520 has 32 divisors (see below), whose sum is σ = 11964153600. Its totient is φ = 2038335808.

The previous prime is 5206620511. The next prime is 5206620533. The reversal of 5206620520 is 250266025.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1382860 + ... + 1386619.

It is an arithmetic number, because the mean of its divisors is an integer number (373879800).

Almost surely, 2^5206620520 is an apocalyptic number.

It is an amenable number.

5206620520 is an abundant number, since it is smaller than the sum of its proper divisors (6757533080).

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

5206620520 is a wasteful number, since it uses less digits than its factorization.

5206620520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769537 (or 2769533 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 5206620520 is about 72156.9159540511. The cubic root of 5206620520 is about 1733.2131492936.

Adding to 5206620520 its reverse (250266025), we get a palindrome (5456886545).

The spelling of 5206620520 in words is "five billion, two hundred six million, six hundred twenty thousand, five hundred twenty".