5172520516 has 24 divisors (see below), whose sum is σ = 9317339136. Its totient is φ = 2511290880.

The previous prime is 5172520513. The next prime is 5172520519. The reversal of 5172520516 is 6150252715.

It is an interprime number because it is at equal distance from previous prime (5172520513) and next prime (5172520519).

It is not an unprimeable number, because it can be changed into a prime (5172520513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84445 + ... + 132196.

It is an arithmetic number, because the mean of its divisors is an integer number (388222464).

Almost surely, 2^5172520516 is an apocalyptic number.

It is an amenable number.

5172520516 is a deficient number, since it is larger than the sum of its proper divisors (4144818620).

5172520516 is a wasteful number, since it uses less digits than its factorization.

5172520516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216819 (or 216817 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 5172520516 is about 71920.2371798091. The cubic root of 5172520516 is about 1729.4210494382.

The spelling of 5172520516 in words is "five billion, one hundred seventy-two million, five hundred twenty thousand, five hundred sixteen".