1900063320189 has 8 divisors (see below), whose sum is σ = 2535042793920. Its totient is φ = 1265896363296.

The previous prime is 1900063320167. The next prime is 1900063320193. The reversal of 1900063320189 is 9810233600091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1900063320189 - 2¹⁶ = 1900063254653 is a prime.

It is a super-2 number, since 2×1900063320189² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1900063320189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1900063320289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203123752 + ... + 203133105.

It is an arithmetic number, because the mean of its divisors is an integer number (316880349240).

Almost surely, 2^{1900063320189} is an apocalyptic number.

It is an amenable number.

1900063320189 is a deficient number, since it is larger than the sum of its proper divisors (634979473731).

1900063320189 is a wasteful number, since it uses less digits than its factorization.

1900063320189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406258419.

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 1900063320189 in words is "one trillion, nine hundred billion, sixty-three million, three hundred twenty thousand, one hundred eighty-nine".