650144023 has 2 divisors, whose sum is σ = 650144024. Its totient is φ = 650144022.

The previous prime is 650144017. The next prime is 650144051. The reversal of 650144023 is 320441056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 650144023 - 2⁹ = 650143511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650144003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325072011 + 325072012.

It is an arithmetic number, because the mean of its divisors is an integer number (325072012).

Almost surely, 2^650144023 is an apocalyptic number.

650144023 is a deficient number, since it is larger than the sum of its proper divisors (1).

650144023 is an equidigital number, since it uses as much as digits as its factorization.

650144023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 650144023 is about 25497.9219349342. The cubic root of 650144023 is about 866.3030792596.

Adding to 650144023 its reverse (320441056), we get a palindrome (970585079).

The spelling of 650144023 in words is "six hundred fifty million, one hundred forty-four thousand, twenty-three".