5172002021887 has 8 divisors (see below), whose sum is σ = 5193600127232. Its totient is φ = 5150444707800.

The previous prime is 5172002021843. The next prime is 5172002021933. The reversal of 5172002021887 is 7881202002715.

5172002021887 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5172002021887 - 2⁷ = 5172002021759 is a prime.

It is a super-3 number, since 3×5172002021887³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172002021827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9943689 + ... + 10450882.

It is an arithmetic number, because the mean of its divisors is an integer number (649200015904).

Almost surely, 2^{5172002021887} is an apocalyptic number.

5172002021887 is a deficient number, since it is larger than the sum of its proper divisors (21598105345).

5172002021887 is a wasteful number, since it uses less digits than its factorization.

5172002021887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20395629.

The product of its (nonzero) digits is 125440, while the sum is 43.

The spelling of 5172002021887 in words is "five trillion, one hundred seventy-two billion, two million, twenty-one thousand, eight hundred eighty-seven".