189876319504 has 45 divisors (see below), whose sum is σ = 377219003791. Its totient is φ = 92587735040.

The previous prime is 189876319421. The next prime is 189876319517. The reversal of 189876319504 is 405913678981.

The square root of 189876319504 is 435748.

It is a perfect power (a square), and thus also a powerful number.

189876319504 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 30157795600 + 159718523904 = 173660^2 + 399648^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 71461344 + ... + 71464000.

Almost surely, 2^189876319504 is an apocalyptic number.

189876319504 is the 435748-th square number.

It is an amenable number.

189876319504 is a deficient number, since it is larger than the sum of its proper divisors (187342684287).

189876319504 is an frugal number, since it uses more digits than its factorization.

189876319504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5404 (or 2700 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 61.

The spelling of 189876319504 in words is "one hundred eighty-nine billion, eight hundred seventy-six million, three hundred nineteen thousand, five hundred four".