188942713345 has 8 divisors (see below), whose sum is σ = 226733630760. Its totient is φ = 151152587520.

The previous prime is 188942713321. The next prime is 188942713373. The reversal of 188942713345 is 543317249881.

188942713345 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 4 ways, for example, as 9044580609 + 179898132736 = 95103^2 + 424144^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 188942713345 - 2²⁵ = 188909158913 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 686665 + ... + 921625.

It is an arithmetic number, because the mean of its divisors is an integer number (28341703845).

Almost surely, 2^188942713345 is an apocalyptic number.

It is an amenable number.

188942713345 is a deficient number, since it is larger than the sum of its proper divisors (37790917415).

188942713345 is a wasteful number, since it uses less digits than its factorization.

188942713345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395795.

The product of its digits is 5806080, while the sum is 55.

The spelling of 188942713345 in words is "one hundred eighty-eight billion, nine hundred forty-two million, seven hundred thirteen thousand, three hundred forty-five".