2000188388659 has 4 divisors (see below), whose sum is σ = 2000195478216. Its totient is φ = 2000181299104.

The previous prime is 2000188388657. The next prime is 2000188388699. The reversal of 2000188388659 is 9568838810002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2000188388659 - 2¹ = 2000188388657 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2000188388657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3103249 + ... + 3691954.

It is an arithmetic number, because the mean of its divisors is an integer number (500048869554).

Almost surely, 2^{2000188388659} is an apocalyptic number.

2000188388659 is a deficient number, since it is larger than the sum of its proper divisors (7089557).

2000188388659 is an equidigital number, since it uses as much as digits as its factorization.

2000188388659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7089556.

The product of its (nonzero) digits is 6635520, while the sum is 58.

The spelling of 2000188388659 in words is "two trillion, one hundred eighty-eight million, three hundred eighty-eight thousand, six hundred fifty-nine".