2728171033252 has 24 divisors (see below), whose sum is σ = 5457809427840. Its totient is φ = 1168901722560.

The previous prime is 2728171033219. The next prime is 2728171033253. The reversal of 2728171033252 is 2523301718272.

2728171033252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2728171033199 and 2728171033208.

It is not an unprimeable number, because it can be changed into a prime (2728171033253) 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, 12995449 + ... + 13203712.

It is an arithmetic number, because the mean of its divisors is an integer number (227408726160).

Almost surely, 2^{2728171033252} is an apocalyptic number.

It is an amenable number.

2728171033252 is an abundant number, since it is smaller than the sum of its proper divisors (2729638394588).

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

2728171033252 is a wasteful number, since it uses less digits than its factorization.

2728171033252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26202891 (or 26202889 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 2728171033252 in words is "two trillion, seven hundred twenty-eight billion, one hundred seventy-one million, thirty-three thousand, two hundred fifty-two".