189290469813 has 16 divisors (see below), whose sum is σ = 255913390656. Its totient is φ = 124441936640.

The previous prime is 189290469811. The next prime is 189290469817. The reversal of 189290469813 is 318964092981.

189290469813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 189290469813 - 2¹ = 189290469811 is a prime.

It is a super-3 number, since 3×189290469813³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189290469811) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1350423 + ... + 1483988.

It is an arithmetic number, because the mean of its divisors is an integer number (15994586916).

Almost surely, 2^189290469813 is an apocalyptic number.

It is an amenable number.

189290469813 is a deficient number, since it is larger than the sum of its proper divisors (66622920843).

189290469813 is a wasteful number, since it uses less digits than its factorization.

189290469813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2834724.

The product of its (nonzero) digits is 6718464, while the sum is 60.

The spelling of 189290469813 in words is "one hundred eighty-nine billion, two hundred ninety million, four hundred sixty-nine thousand, eight hundred thirteen".