650000063 has 2 divisors, whose sum is σ = 650000064. Its totient is φ = 650000062.

The previous prime is 650000047. The next prime is 650000077. The reversal of 650000063 is 360000056.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 650000063 - 2⁴ = 650000047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650000863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325000031 + 325000032.

It is an arithmetic number, because the mean of its divisors is an integer number (325000032).

Almost surely, 2^650000063 is an apocalyptic number.

650000063 is a deficient number, since it is larger than the sum of its proper divisors (1).

650000063 is an equidigital number, since it uses as much as digits as its factorization.

650000063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 650000063 is about 25495.0988034955. The cubic root of 650000063 is about 866.2391333271.

The spelling of 650000063 in words is "six hundred fifty million, sixty-three", and thus it is an aban number.