63797775011 has 2 divisors, whose sum is σ = 63797775012. Its totient is φ = 63797775010.

The previous prime is 63797775001. The next prime is 63797775017. The reversal of 63797775011 is 11057779736.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63797775011 - 2³⁴ = 46617905827 is a prime.

It is not a weakly prime, because it can be changed into another prime (63797775017) 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, 31898887505 + 31898887506.

It is an arithmetic number, because the mean of its divisors is an integer number (31898887506).

Almost surely, 2^63797775011 is an apocalyptic number.

63797775011 is a deficient number, since it is larger than the sum of its proper divisors (1).

63797775011 is an equidigital number, since it uses as much as digits as its factorization.

63797775011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944810, while the sum is 53.

The spelling of 63797775011 in words is "sixty-three billion, seven hundred ninety-seven million, seven hundred seventy-five thousand, eleven".