5172165254232 has 288 divisors, whose sum is σ = 15236542011600. Its totient is φ = 1582968651264.

The previous prime is 5172165254131. The next prime is 5172165254239. The reversal of 5172165254232 is 2324525612715.

It is a happy number.

5172165254232 is a `hidden beast` number, since 5 + 1 + 7 + 2 + 165 + 254 + 232 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172165254239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 191073963 + ... + 191101029.

Almost surely, 2^{5172165254232} 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 5172165254232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7618271005800).

5172165254232 is an abundant number, since it is smaller than the sum of its proper divisors (10064376757368).

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

5172165254232 is a wasteful number, since it uses less digits than its factorization.

5172165254232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27327 (or 27297 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The spelling of 5172165254232 in words is "five trillion, one hundred seventy-two billion, one hundred sixty-five million, two hundred fifty-four thousand, two hundred thirty-two".