189704318516352 has 128 divisors (see below), whose sum is σ = 559897059475200. Its totient is φ = 63234113080320.

The previous prime is 189704318516347. The next prime is 189704318516389. The reversal of 189704318516352 is 253615813407981.

189704318516352 is a `hidden beast` number, since 1 + 8 + 9 + 70 + 4 + 3 + 18 + 516 + 35 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 189704318516352.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420407718 + ... + 420858714.

It is an arithmetic number, because the mean of its divisors is an integer number (4374195777150).

It is a 1-persistent number, because it is pandigital, but 2⋅189704318516352 = 379408637032704 is not.

Almost surely, 2^{189704318516352} is an apocalyptic number.

189704318516352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

189704318516352 is an abundant number, since it is smaller than the sum of its proper divisors (370192740958848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189704318516352 is a wasteful number, since it uses less digits than its factorization.

189704318516352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572731 (or 572713 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 63.

The spelling of 189704318516352 in words is "one hundred eighty-nine trillion, seven hundred four billion, three hundred eighteen million, five hundred sixteen thousand, three hundred fifty-two".