23432440401232 has 10 divisors (see below), whose sum is σ = 45400353277418. Its totient is φ = 11716220200608.

The previous prime is 23432440401217. The next prime is 23432440401239. The reversal of 23432440401232 is 23210404423432.

It can be written as a sum of positive squares in only one way, i.e., 13557536387136 + 9874904014096 = 3682056^2 + 3142436^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23432440401239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 732263762523 + ... + 732263762554.

Almost surely, 2^{23432440401232} is an apocalyptic number.

It is an amenable number.

23432440401232 is a deficient number, since it is larger than the sum of its proper divisors (21967912876186).

23432440401232 is a wasteful number, since it uses less digits than its factorization.

23432440401232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464527525085 (or 1464527525079 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 23432440401232 its reverse (23210404423432), we get a palindrome (46642844824664).

The spelling of 23432440401232 in words is "twenty-three trillion, four hundred thirty-two billion, four hundred forty million, four hundred one thousand, two hundred thirty-two".