1188756138106 has 8 divisors (see below), whose sum is σ = 1794943043424. Its totient is φ = 590441790300.

The previous prime is 1188756138103. The next prime is 1188756138113. The reversal of 1188756138106 is 6018316578811.

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

It is not an unprimeable number, because it can be changed into a prime (1188756138103) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1968139000 + ... + 1968139603.

It is an arithmetic number, because the mean of its divisors is an integer number (224367880428).

Almost surely, 2^{1188756138106} is an apocalyptic number.

1188756138106 is a deficient number, since it is larger than the sum of its proper divisors (606186905318).

1188756138106 is a wasteful number, since it uses less digits than its factorization.

1188756138106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3936278756.

The product of its (nonzero) digits is 1935360, while the sum is 55.

The spelling of 1188756138106 in words is "one trillion, one hundred eighty-eight billion, seven hundred fifty-six million, one hundred thirty-eight thousand, one hundred six".