112012978555589 has 2 divisors, whose sum is σ = 112012978555590. Its totient is φ = 112012978555588.

The previous prime is 112012978555567. The next prime is 112012978555607. The reversal of 112012978555589 is 985555879210211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110091821776225 + 1921156779364 = 10492465^2 + 1386058^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112012978555589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112012974555589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56006489277794 + 56006489277795.

It is an arithmetic number, because the mean of its divisors is an integer number (56006489277795).

Almost surely, 2^{112012978555589} is an apocalyptic number.

It is an amenable number.

112012978555589 is a deficient number, since it is larger than the sum of its proper divisors (1).

112012978555589 is an equidigital number, since it uses as much as digits as its factorization.

112012978555589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720000, while the sum is 68.

The spelling of 112012978555589 in words is "one hundred twelve trillion, twelve billion, nine hundred seventy-eight million, five hundred fifty-five thousand, five hundred eighty-nine".