63553585001 has 2 divisors, whose sum is σ = 63553585002. Its totient is φ = 63553585000.

The previous prime is 63553584979. The next prime is 63553585003. The reversal of 63553585001 is 10058535536.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62537505625 + 1016079376 = 250075^2 + 31876^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63553585001 is a prime.

Together with 63553585003, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63553585001.

It is not a weakly prime, because it can be changed into another prime (63553585003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31776792500 + 31776792501.

It is an arithmetic number, because the mean of its divisors is an integer number (31776792501).

Almost surely, 2^63553585001 is an apocalyptic number.

It is an amenable number.

63553585001 is a deficient number, since it is larger than the sum of its proper divisors (1).

63553585001 is an equidigital number, since it uses as much as digits as its factorization.

63553585001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 63553585001 in words is "sixty-three billion, five hundred fifty-three million, five hundred eighty-five thousand, one".