84320080001 has 2 divisors, whose sum is σ = 84320080002. Its totient is φ = 84320080000.

The previous prime is 84320079989. The next prime is 84320080003. The reversal of 84320080001 is 10008002348.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74284047601 + 10036032400 = 272551^2 + 100180^2 .

It is a cyclic number.

It is not a de Polignac number, because 84320080001 - 2⁶ = 84320079937 is a prime.

Together with 84320080003, 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 (84320080003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42160040000 + 42160040001.

It is an arithmetic number, because the mean of its divisors is an integer number (42160040001).

Almost surely, 2^84320080001 is an apocalyptic number.

It is an amenable number.

84320080001 is a deficient number, since it is larger than the sum of its proper divisors (1).

84320080001 is an equidigital number, since it uses as much as digits as its factorization.

84320080001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 84320080001 its reverse (10008002348), we get a palindrome (94328082349).

The spelling of 84320080001 in words is "eighty-four billion, three hundred twenty million, eighty thousand, one".