855432000000001 has 2 divisors, whose sum is σ = 855432000000002. Its totient is φ = 855432000000000.

The previous prime is 855431999999947. The next prime is 855432000000013. The reversal of 855432000000001 is 100000000234558.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 456890667750001 + 398541332250000 = 21375001^2 + 19963500^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-855432000000001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 855431999999897 and 855431999999906.

It is not a weakly prime, because it can be changed into another prime (855432000000041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427716000000000 + 427716000000001.

It is an arithmetic number, because the mean of its divisors is an integer number (427716000000001).

Almost surely, 2^{855432000000001} is an apocalyptic number.

It is an amenable number.

855432000000001 is a deficient number, since it is larger than the sum of its proper divisors (1).

855432000000001 is an equidigital number, since it uses as much as digits as its factorization.

855432000000001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 855432000000001 its reverse (100000000234558), we get a palindrome (955432000234559).

The spelling of 855432000000001 in words is "eight hundred fifty-five trillion, four hundred thirty-two billion, one", and thus it is an aban number.