1728386596206 has 96 divisors (see below), whose sum is σ = 4022028960768. Its totient is φ = 555928440480.

The previous prime is 1728386596187. The next prime is 1728386596207. The reversal of 1728386596206 is 6026956838271.

It is a happy number.

1728386596206 is a `hidden beast` number, since 1 + 7 + 2 + 8 + 38 + 6 + 596 + 2 + 0 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1728386596207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1088916 + ... + 2154648.

It is an arithmetic number, because the mean of its divisors is an integer number (41896135008).

Almost surely, 2^{1728386596206} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1728386596206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2011014480384).

1728386596206 is an abundant number, since it is smaller than the sum of its proper divisors (2293642364562).

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

1728386596206 is a wasteful number, since it uses less digits than its factorization.

1728386596206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065868 (or 1065856 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 1728386596206 in words is "one trillion, seven hundred twenty-eight billion, three hundred eighty-six million, five hundred ninety-six thousand, two hundred six".