423264463651 has 2 divisors, whose sum is σ = 423264463652. Its totient is φ = 423264463650.

The previous prime is 423264463631. The next prime is 423264463691. The reversal of 423264463651 is 156364462324.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423264463651 - 2⁵ = 423264463619 is a prime.

It is not a weakly prime, because it can be changed into another prime (423264463631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211632231825 + 211632231826.

It is an arithmetic number, because the mean of its divisors is an integer number (211632231826).

Almost surely, 2^423264463651 is an apocalyptic number.

423264463651 is a deficient number, since it is larger than the sum of its proper divisors (1).

423264463651 is an equidigital number, since it uses as much as digits as its factorization.

423264463651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2488320, while the sum is 46.

The spelling of 423264463651 in words is "four hundred twenty-three billion, two hundred sixty-four million, four hundred sixty-three thousand, six hundred fifty-one".