5173609728 has 216 divisors, whose sum is σ = 16961700672. Its totient is φ = 1391050752.

The previous prime is 5173609717. The next prime is 5173609729. The reversal of 5173609728 is 8279063715.

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 (5173609729) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 635701 + ... + 643787.

It is an arithmetic number, because the mean of its divisors is an integer number (78526392).

Almost surely, 2^5173609728 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 5173609728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8480850336).

5173609728 is an abundant number, since it is smaller than the sum of its proper divisors (11788090944).

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

5173609728 is a wasteful number, since it uses less digits than its factorization.

5173609728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8137 (or 8116 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 48.

The square root of 5173609728 is about 71927.8091422226. The cubic root of 5173609728 is about 1729.5424328107.

The spelling of 5173609728 in words is "five billion, one hundred seventy-three million, six hundred nine thousand, seven hundred twenty-eight".