111849609231359 has 8 divisors (see below), whose sum is σ = 115463419983360. Its totient is φ = 108236158407000.

The previous prime is 111849609231271. The next prime is 111849609231431. The reversal of 111849609231359 is 953132906948111.

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

It is a cyclic number.

It is not a de Polignac number, because 111849609231359 - 2¹⁶ = 111849609165823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111849609234359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89350289 + ... + 90593450.

It is an arithmetic number, because the mean of its divisors is an integer number (14432927497920).

Almost surely, 2^{111849609231359} is an apocalyptic number.

111849609231359 is a deficient number, since it is larger than the sum of its proper divisors (3613810752001).

111849609231359 is a wasteful number, since it uses less digits than its factorization.

111849609231359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179963821.

The product of its (nonzero) digits is 12597120, while the sum is 62.

The spelling of 111849609231359 in words is "one hundred eleven trillion, eight hundred forty-nine billion, six hundred nine million, two hundred thirty-one thousand, three hundred fifty-nine".