423393935753 has 2 divisors, whose sum is σ = 423393935754. Its totient is φ = 423393935752.

The previous prime is 423393935749. The next prime is 423393935759. The reversal of 423393935753 is 357539393324.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405860733184 + 17533202569 = 637072^2 + 132413^2 .

It is a cyclic number.

It is not a de Polignac number, because 423393935753 - 2² = 423393935749 is a prime.

It is not a weakly prime, because it can be changed into another prime (423393935759) 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, 211696967876 + 211696967877.

It is an arithmetic number, because the mean of its divisors is an integer number (211696967877).

Almost surely, 2^423393935753 is an apocalyptic number.

It is an amenable number.

423393935753 is a deficient number, since it is larger than the sum of its proper divisors (1).

423393935753 is an equidigital number, since it uses as much as digits as its factorization.

423393935753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27556200, while the sum is 56.

The spelling of 423393935753 in words is "four hundred twenty-three billion, three hundred ninety-three million, nine hundred thirty-five thousand, seven hundred fifty-three".