191710871104 has 63 divisors (see below), whose sum is σ = 383700176337. Its totient is φ = 95037535488.

The previous prime is 191710871089. The next prime is 191710871171. The reversal of 191710871104 is 401178017191.

The square root of 191710871104 is 437848.

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

191710871104 is digitally balanced in base 2, 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 only one way, i.e., 178550192704 + 13160678400 = 422552^2 + 114720^2 .

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 802137417 + ... + 802137655.

Almost surely, 2^191710871104 is an apocalyptic number.

191710871104 is the 437848-th square number.

It is an amenable number.

191710871104 is an abundant number, since it is smaller than the sum of its proper divisors (191989305233).

191710871104 is an frugal number, since it uses more digits than its factorization.

191710871104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 40.

Adding to 191710871104 its reverse (401178017191), we get a palindrome (592888888295).

The spelling of 191710871104 in words is "one hundred ninety-one billion, seven hundred ten million, eight hundred seventy-one thousand, one hundred four".