123432550264 has 16 divisors (see below), whose sum is σ = 237691060200. Its totient is φ = 60048267552.

The previous prime is 123432550261. The next prime is 123432550277. The reversal of 123432550264 is 462055234321.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123432550261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208500634 + ... + 208501225.

Almost surely, 2^123432550264 is an apocalyptic number.

It is an amenable number.

123432550264 is a deficient number, since it is larger than the sum of its proper divisors (114258509936).

123432550264 is a wasteful number, since it uses less digits than its factorization.

123432550264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417001902 (or 417001898 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 123432550264 its reverse (462055234321), we get a palindrome (585487784585).

The spelling of 123432550264 in words is "one hundred twenty-three billion, four hundred thirty-two million, five hundred fifty thousand, two hundred sixty-four".