10172058858 is a `hidden beast` number, since 1 + 0 + 17 + 2 + 0 + 588 + 58 = 666.
It is an unprimeable number.
Almost surely, 210172058858 is an apocalyptic number.
10172058858 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 10172058858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12191201568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10172058858 is a wasteful number, since it uses less digits than its factorization.
10172058858 is an evil number, because the sum of its binary digits is even.
The spelling of 10172058858 in words is "ten billion, one hundred seventy-two million, fifty-eight thousand, eight hundred fifty-eight".