123455622232 has 16 divisors (see below), whose sum is σ = 243662412600. Its totient is φ = 58478978880.

The previous prime is 123455622229. The next prime is 123455622233. The reversal of 123455622232 is 232226554321.

It is a junction number, because it is equal to n+sod(n) for n = 123455622191 and 123455622200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123455622233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406103869 + ... + 406104172.

Almost surely, 2^123455622232 is an apocalyptic number.

It is an amenable number.

123455622232 is a deficient number, since it is larger than the sum of its proper divisors (120206790368).

123455622232 is a wasteful number, since it uses less digits than its factorization.

123455622232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812208066 (or 812208062 counting only the distinct ones).

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

The spelling of 123455622232 in words is "one hundred twenty-three billion, four hundred fifty-five million, six hundred twenty-two thousand, two hundred thirty-two".