5000006520 has 192 divisors, whose sum is σ = 16748035200. Its totient is φ = 1293096960.

The previous prime is 5000006519. The next prime is 5000006537. The reversal of 5000006520 is 256000005.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5000006493 and 5000006502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1601521 + ... + 1604639.

It is an arithmetic number, because the mean of its divisors is an integer number (87229350).

Almost surely, 2^5000006520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5000006520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8374017600).

5000006520 is an abundant number, since it is smaller than the sum of its proper divisors (11748028680).

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

5000006520 is a wasteful number, since it uses less digits than its factorization.

5000006520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3270 (or 3263 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5000006520 is about 70710.7242220019. The cubic root of 5000006520 is about 1709.9766899459.

Adding to 5000006520 its reverse (256000005), we get a palindrome (5256006525).

The spelling of 5000006520 in words is "five billion, six thousand, five hundred twenty".