63423235233 has 6 divisors (see below), whose sum is σ = 91611339794. Its totient is φ = 42282156816.

The previous prime is 63423235223. The next prime is 63423235243. The reversal of 63423235233 is 33253232436.

63423235233 is a `hidden beast` number, since 63 + 42 + 32 + 3 + 523 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (63423235223) and next prime (63423235243).

It can be written as a sum of positive squares in only one way, i.e., 41084046864 + 22339188369 = 202692^2 + 149463^2 .

It is not a de Polignac number, because 63423235233 - 2⁵ = 63423235201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63423235223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3523513060 + ... + 3523513077.

Almost surely, 2^63423235233 is an apocalyptic number.

It is an amenable number.

63423235233 is a deficient number, since it is larger than the sum of its proper divisors (28188104561).

63423235233 is a wasteful number, since it uses less digits than its factorization.

63423235233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7047026143 (or 7047026140 counting only the distinct ones).

The product of its digits is 233280, while the sum is 36.

Adding to 63423235233 its reverse (33253232436), we get a palindrome (96676467669).

The spelling of 63423235233 in words is "sixty-three billion, four hundred twenty-three million, two hundred thirty-five thousand, two hundred thirty-three".