5172537500 has 144 divisors (see below), whose sum is σ = 12325773600. Its totient is φ = 1887840000.

The previous prime is 5172537499. The next prime is 5172537541. The reversal of 5172537500 is 57352715.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22587386 + ... + 22587614.

It is an arithmetic number, because the mean of its divisors is an integer number (85595650).

Almost surely, 2^5172537500 is an apocalyptic number.

5172537500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5172537500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6162886800).

5172537500 is an abundant number, since it is smaller than the sum of its proper divisors (7153236100).

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

5172537500 is a wasteful number, since it uses less digits than its factorization.

5172537500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 388 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 5172537500 is about 71920.3552549624. The cubic root of 5172537500 is about 1729.4229422906.

The spelling of 5172537500 in words is "five billion, one hundred seventy-two million, five hundred thirty-seven thousand, five hundred".