5216643696 has 80 divisors (see below), whose sum is σ = 14742056448. Its totient is φ = 1576435200.

The previous prime is 5216643631. The next prime is 5216643697. The reversal of 5216643696 is 6963466125.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5216643697) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 180316 + ... + 207236.

Almost surely, 2^5216643696 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 5216643696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7371028224).

5216643696 is an abundant number, since it is smaller than the sum of its proper divisors (9525412752).

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

5216643696 is a wasteful number, since it uses less digits than its factorization.

5216643696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27310 (or 27304 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 48.

The square root of 5216643696 is about 72226.3365816099. The cubic root of 5216643696 is about 1734.3246293522.

The spelling of 5216643696 in words is "five billion, two hundred sixteen million, six hundred forty-three thousand, six hundred ninety-six".