5172786212 has 24 divisors (see below), whose sum is σ = 9911782272. Its totient is φ = 2342584800.

The previous prime is 5172786211. The next prime is 5172786247. The reversal of 5172786212 is 2126872715.

It is a self number, because there is not a number n which added to its sum of digits gives 5172786212.

It is not an unprimeable number, because it can be changed into a prime (5172786211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204983 + ... + 228830.

It is an arithmetic number, because the mean of its divisors is an integer number (412990928).

Almost surely, 2^5172786212 is an apocalyptic number.

It is an amenable number.

5172786212 is a deficient number, since it is larger than the sum of its proper divisors (4738996060).

5172786212 is a wasteful number, since it uses less digits than its factorization.

5172786212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434099 (or 434097 counting only the distinct ones).

The product of its digits is 94080, while the sum is 41.

The square root of 5172786212 is about 71922.0843135125. The cubic root of 5172786212 is about 1729.4506605588.

The spelling of 5172786212 in words is "five billion, one hundred seventy-two million, seven hundred eighty-six thousand, two hundred twelve".