189519901713 has 12 divisors (see below), whose sum is σ = 283889894288. Its totient is φ = 126346600980.

The previous prime is 189519901709. The next prime is 189519901723. The reversal of 189519901713 is 317109915981.

189519901713 is a `hidden beast` number, since 18 + 9 + 519 + 90 + 17 + 13 = 666.

It is not a de Polignac number, because 189519901713 - 2² = 189519901709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 189519901713.

It is not an unprimeable number, because it can be changed into a prime (189519901723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 389958403 + ... + 389958888.

Almost surely, 2^189519901713 is an apocalyptic number.

It is an amenable number.

189519901713 is a deficient number, since it is larger than the sum of its proper divisors (94369992575).

189519901713 is an frugal number, since it uses more digits than its factorization.

189519901713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779917306 (or 779917294 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 54.

The spelling of 189519901713 in words is "one hundred eighty-nine billion, five hundred nineteen million, nine hundred one thousand, seven hundred thirteen".