172112248683 has 16 divisors (see below), whose sum is σ = 263773562400. Its totient is φ = 110784895200.

The previous prime is 172112248667. The next prime is 172112248697. The reversal of 172112248683 is 386842211271.

172112248683 is a `hidden beast` number, since 1 + 72 + 1 + 1 + 22 + 486 + 83 = 666.

172112248683 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 172112248683 - 2⁴ = 172112248667 is a prime.

It is a super-2 number, since 2×172112248683² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (172112248603) 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 15 ways as a sum of consecutive naturals, for example, 109904868 + ... + 109906433.

It is an arithmetic number, because the mean of its divisors is an integer number (16485847650).

Almost surely, 2^172112248683 is an apocalyptic number.

172112248683 is a deficient number, since it is larger than the sum of its proper divisors (91661313717).

172112248683 is a wasteful number, since it uses less digits than its factorization.

172112248683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219811339 (or 219811333 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The spelling of 172112248683 in words is "one hundred seventy-two billion, one hundred twelve million, two hundred forty-eight thousand, six hundred eighty-three".