84050389361 has 2 divisors, whose sum is σ = 84050389362. Its totient is φ = 84050389360.

The previous prime is 84050389277. The next prime is 84050389363. The reversal of 84050389361 is 16398305048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52020486400 + 32029902961 = 228080^2 + 178969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84050389361 is a prime.

Together with 84050389363, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84050389363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42025194680 + 42025194681.

It is an arithmetic number, because the mean of its divisors is an integer number (42025194681).

Almost surely, 2^84050389361 is an apocalyptic number.

It is an amenable number.

84050389361 is a deficient number, since it is larger than the sum of its proper divisors (1).

84050389361 is an equidigital number, since it uses as much as digits as its factorization.

84050389361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 84050389361 in words is "eighty-four billion, fifty million, three hundred eighty-nine thousand, three hundred sixty-one".