111849656741 has 8 divisors (see below), whose sum is σ = 124662156480. Its totient is φ = 99729724608.

The previous prime is 111849656689. The next prime is 111849656749. The reversal of 111849656741 is 147656948111.

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 111849656741 - 2³⁰ = 110775914917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111849656749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173141561 + ... + 173142206.

It is an arithmetic number, because the mean of its divisors is an integer number (15582769560).

Almost surely, 2^111849656741 is an apocalyptic number.

It is an amenable number.

111849656741 is a deficient number, since it is larger than the sum of its proper divisors (12812499739).

111849656741 is a wasteful number, since it uses less digits than its factorization.

111849656741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346283803.

The product of its digits is 1451520, while the sum is 53.

The spelling of 111849656741 in words is "one hundred eleven billion, eight hundred forty-nine million, six hundred fifty-six thousand, seven hundred forty-one".