189827106735 has 32 divisors (see below), whose sum is σ = 347155223040. Its totient is φ = 86767406208.

The previous prime is 189827106731. The next prime is 189827106743. The reversal of 189827106735 is 537601728981.

It is a happy number.

It is not a de Polignac number, because 189827106735 - 2² = 189827106731 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189827106731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 777804 + ... + 992286.

It is an arithmetic number, because the mean of its divisors is an integer number (10848600720).

Almost surely, 2^189827106735 is an apocalyptic number.

189827106735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

189827106735 is a deficient number, since it is larger than the sum of its proper divisors (157328116305).

189827106735 is a wasteful number, since it uses less digits than its factorization.

189827106735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222927.

The product of its (nonzero) digits is 5080320, while the sum is 57.

The spelling of 189827106735 in words is "one hundred eighty-nine billion, eight hundred twenty-seven million, one hundred six thousand, seven hundred thirty-five".