4551166435201 has 2 divisors, whose sum is σ = 4551166435202. Its totient is φ = 4551166435200.

The previous prime is 4551166435199. The next prime is 4551166435219. The reversal of 4551166435201 is 1025346611554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2896290018801 + 1654876416400 = 1701849^2 + 1286420^2 .

It is a cyclic number.

It is not a de Polignac number, because 4551166435201 - 2¹ = 4551166435199 is a prime.

Together with 4551166435199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4551166435261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275583217600 + 2275583217601.

It is an arithmetic number, because the mean of its divisors is an integer number (2275583217601).

Almost surely, 2^{4551166435201} is an apocalyptic number.

It is an amenable number.

4551166435201 is a deficient number, since it is larger than the sum of its proper divisors (1).

4551166435201 is an equidigital number, since it uses as much as digits as its factorization.

4551166435201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 4551166435201 in words is "four trillion, five hundred fifty-one billion, one hundred sixty-six million, four hundred thirty-five thousand, two hundred one".