804623543201 has 2 divisors, whose sum is σ = 804623543202. Its totient is φ = 804623543200.

The previous prime is 804623543137. The next prime is 804623543233. The reversal of 804623543201 is 102345326408.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 801311425600 + 3312117601 = 895160^2 + 57551^2 .

It is a cyclic number.

It is not a de Polignac number, because 804623543201 - 2⁶ = 804623543137 is a prime.

It is not a weakly prime, because it can be changed into another prime (804623743201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402311771600 + 402311771601.

It is an arithmetic number, because the mean of its divisors is an integer number (402311771601).

Almost surely, 2^804623543201 is an apocalyptic number.

It is an amenable number.

804623543201 is a deficient number, since it is larger than the sum of its proper divisors (1).

804623543201 is an equidigital number, since it uses as much as digits as its factorization.

804623543201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 804623543201 its reverse (102345326408), we get a palindrome (906968869609).

The spelling of 804623543201 in words is "eight hundred four billion, six hundred twenty-three million, five hundred forty-three thousand, two hundred one".