5204406520 has 128 divisors (see below), whose sum is σ = 12788798400. Its totient is φ = 1898643456.

The previous prime is 5204406481. The next prime is 5204406521. The reversal of 5204406520 is 256044025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5204406521) 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 31 ways as a sum of consecutive naturals, for example, 2927872 + ... + 2929648.

Almost surely, 2^5204406520 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 5204406520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6394399200).

5204406520 is an abundant number, since it is smaller than the sum of its proper divisors (7584391880).

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

5204406520 is a wasteful number, since it uses less digits than its factorization.

5204406520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1937 (or 1933 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 5204406520 is about 72141.5727580152. The cubic root of 5204406520 is about 1732.9674443019.

The spelling of 5204406520 in words is "five billion, two hundred four million, four hundred six thousand, five hundred twenty".