63028220401 has 2 divisors, whose sum is σ = 63028220402. Its totient is φ = 63028220400.

The previous prime is 63028220399. The next prime is 63028220461. The reversal of 63028220401 is 10402282036.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49117197376 + 13911023025 = 221624^2 + 117945^2 .

It is a cyclic number.

It is not a de Polignac number, because 63028220401 - 2¹ = 63028220399 is a prime.

Together with 63028220399, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 63028220401.

It is not a weakly prime, because it can be changed into another prime (63028220461) 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, 31514110200 + 31514110201.

It is an arithmetic number, because the mean of its divisors is an integer number (31514110201).

Almost surely, 2^63028220401 is an apocalyptic number.

It is an amenable number.

63028220401 is a deficient number, since it is larger than the sum of its proper divisors (1).

63028220401 is an equidigital number, since it uses as much as digits as its factorization.

63028220401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 63028220401 in words is "sixty-three billion, twenty-eight million, two hundred twenty thousand, four hundred one".