172284099864 has 32 divisors (see below), whose sum is σ = 431044470000. Its totient is φ = 57383470592.

The previous prime is 172284099859. The next prime is 172284099887. The reversal of 172284099864 is 468990482271.

172284099864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×172284099864² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 172284099798 and 172284099807.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2753589 + ... + 2815460.

Almost surely, 2^172284099864 is an apocalyptic number.

It is an amenable number.

172284099864 is an abundant number, since it is smaller than the sum of its proper divisors (258760370136).

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

172284099864 is a wasteful number, since it uses less digits than its factorization.

172284099864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5570347 (or 5570343 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 60.

The spelling of 172284099864 in words is "one hundred seventy-two billion, two hundred eighty-four million, ninety-nine thousand, eight hundred sixty-four".