28552007888173 has 16 divisors (see below), whose sum is σ = 35923889358720. Its totient is φ = 22044204820800.

The previous prime is 28552007888161. The next prime is 28552007888189. The reversal of 28552007888173 is 37188870025582.

It is a de Polignac number, because none of the positive numbers 2^k-28552007888173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28552007888273) 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, 1700933338 + ... + 1700950123.

It is an arithmetic number, because the mean of its divisors is an integer number (2245243084920).

Almost surely, 2^{28552007888173} is an apocalyptic number.

It is an amenable number.

28552007888173 is a deficient number, since it is larger than the sum of its proper divisors (7371881470547).

28552007888173 is a wasteful number, since it uses less digits than its factorization.

28552007888173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401883588.

The product of its (nonzero) digits is 60211200, while the sum is 64.

The spelling of 28552007888173 in words is "twenty-eight trillion, five hundred fifty-two billion, seven million, eight hundred eighty-eight thousand, one hundred seventy-three".