623464300651223 has 2 divisors, whose sum is σ = 623464300651224. Its totient is φ = 623464300651222.

The previous prime is 623464300651211. The next prime is 623464300651253. The reversal of 623464300651223 is 322156003464326.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 623464300651223 - 2⁴ = 623464300651207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (623464300651253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311732150325611 + 311732150325612.

It is an arithmetic number, because the mean of its divisors is an integer number (311732150325612).

Almost surely, 2^{623464300651223} is an apocalyptic number.

623464300651223 is a deficient number, since it is larger than the sum of its proper divisors (1).

623464300651223 is an equidigital number, since it uses as much as digits as its factorization.

623464300651223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3732480, while the sum is 47.

The spelling of 623464300651223 in words is "six hundred twenty-three trillion, four hundred sixty-four billion, three hundred million, six hundred fifty-one thousand, two hundred twenty-three".