423663115201 has 2 divisors, whose sum is σ = 423663115202. Its totient is φ = 423663115200.

The previous prime is 423663115153. The next prime is 423663115219. The reversal of 423663115201 is 102511366324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 420324008976 + 3339106225 = 648324^2 + 57785^2 .

It is a cyclic number.

It is not a de Polignac number, because 423663115201 - 2³¹ = 421515631553 is a prime.

It is not a weakly prime, because it can be changed into another prime (423663118201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211831557600 + 211831557601.

It is an arithmetic number, because the mean of its divisors is an integer number (211831557601).

Almost surely, 2^423663115201 is an apocalyptic number.

It is an amenable number.

423663115201 is a deficient number, since it is larger than the sum of its proper divisors (1).

423663115201 is an equidigital number, since it uses as much as digits as its factorization.

423663115201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 423663115201 in words is "four hundred twenty-three billion, six hundred sixty-three million, one hundred fifteen thousand, two hundred one".