383654120189 has 4 divisors (see below), whose sum is σ = 388909656156. Its totient is φ = 378398584224.

The previous prime is 383654120177. The next prime is 383654120197. The reversal of 383654120189 is 981021456383.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 332525222500 + 51128897689 = 576650^2 + 226117^2 .

It is a cyclic number.

It is not a de Polignac number, because 383654120189 - 2¹² = 383654116093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383654120159) 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, 2627767874 + ... + 2627768019.

It is an arithmetic number, because the mean of its divisors is an integer number (97227414039).

Almost surely, 2^383654120189 is an apocalyptic number.

It is an amenable number.

383654120189 is a deficient number, since it is larger than the sum of its proper divisors (5255535967).

383654120189 is an equidigital number, since it uses as much as digits as its factorization.

383654120189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255535966.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 383654120189 in words is "three hundred eighty-three billion, six hundred fifty-four million, one hundred twenty thousand, one hundred eighty-nine".