320111053849 has 2 divisors, whose sum is σ = 320111053850. Its totient is φ = 320111053848.

The previous prime is 320111053799. The next prime is 320111053853. The reversal of 320111053849 is 948350111023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270530015625 + 49581038224 = 520125^2 + 222668^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320111053849 is a prime.

It is not a weakly prime, because it can be changed into another prime (320111053349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160055526924 + 160055526925.

It is an arithmetic number, because the mean of its divisors is an integer number (160055526925).

Almost surely, 2^320111053849 is an apocalyptic number.

It is an amenable number.

320111053849 is a deficient number, since it is larger than the sum of its proper divisors (1).

320111053849 is an equidigital number, since it uses as much as digits as its factorization.

320111053849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 320111053849 in words is "three hundred twenty billion, one hundred eleven million, fifty-three thousand, eight hundred forty-nine".