63564562951 has 2 divisors, whose sum is σ = 63564562952. Its totient is φ = 63564562950.

The previous prime is 63564562921. The next prime is 63564562979. The reversal of 63564562951 is 15926546536.

63564562951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63564562951 - 2⁷ = 63564562823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63564562921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31782281475 + 31782281476.

It is an arithmetic number, because the mean of its divisors is an integer number (31782281476).

Almost surely, 2^63564562951 is an apocalyptic number.

63564562951 is a deficient number, since it is larger than the sum of its proper divisors (1).

63564562951 is an equidigital number, since it uses as much as digits as its factorization.

63564562951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832000, while the sum is 52.

The spelling of 63564562951 in words is "sixty-three billion, five hundred sixty-four million, five hundred sixty-two thousand, nine hundred fifty-one".