310642860020189 has 2 divisors, whose sum is σ = 310642860020190. Its totient is φ = 310642860020188.

The previous prime is 310642860020147. The next prime is 310642860020197. The reversal of 310642860020189 is 981020068246013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230893191328900 + 79749668691289 = 15195170^2 + 8930267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-310642860020189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (310642860026189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155321430010094 + 155321430010095.

It is an arithmetic number, because the mean of its divisors is an integer number (155321430010095).

Almost surely, 2^{310642860020189} is an apocalyptic number.

It is an amenable number.

310642860020189 is a deficient number, since it is larger than the sum of its proper divisors (1).

310642860020189 is an equidigital number, since it uses as much as digits as its factorization.

310642860020189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 310642860020189 in words is "three hundred ten trillion, six hundred forty-two billion, eight hundred sixty million, twenty thousand, one hundred eighty-nine".