5172157210 has 32 divisors (see below), whose sum is σ = 10161303552. Its totient is φ = 1879846080.

The previous prime is 5172157141. The next prime is 5172157213. The reversal of 5172157210 is 127512715.

It is not an unprimeable number, because it can be changed into a prime (5172157213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232807 + ... + 254053.

It is an arithmetic number, because the mean of its divisors is an integer number (317540736).

Almost surely, 2^5172157210 is an apocalyptic number.

5172157210 is a deficient number, since it is larger than the sum of its proper divisors (4989146342).

5172157210 is a wasteful number, since it uses less digits than its factorization.

5172157210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23478.

The product of its (nonzero) digits is 4900, while the sum is 31.

The square root of 5172157210 is about 71917.7113790477. The cubic root of 5172157210 is about 1729.3805582983.

Adding to 5172157210 its reverse (127512715), we get a palindrome (5299669925).

It can be divided in two parts, 517215 and 7210, that added together give a palindrome (524425).

The spelling of 5172157210 in words is "five billion, one hundred seventy-two million, one hundred fifty-seven thousand, two hundred ten".