111066774645761 has 8 divisors (see below), whose sum is σ = 121707089382144. Its totient is φ = 100517015779920.

The previous prime is 111066774645727. The next prime is 111066774645817. The reversal of 111066774645761 is 167546477660111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111066774645761 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111066774645694 and 111066774645703.

It is not an unprimeable number, because it can be changed into a prime (111066774645721) 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, 22638965066 + ... + 22638969971.

It is an arithmetic number, because the mean of its divisors is an integer number (15213386172768).

Almost surely, 2^{111066774645761} is an apocalyptic number.

111066774645761 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111066774645761 is a deficient number, since it is larger than the sum of its proper divisors (10640314736383).

111066774645761 is a wasteful number, since it uses less digits than its factorization.

111066774645761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45277935271.

The product of its (nonzero) digits is 35562240, while the sum is 62.

The spelling of 111066774645761 in words is "one hundred eleven trillion, sixty-six billion, seven hundred seventy-four million, six hundred forty-five thousand, seven hundred sixty-one".