123042335432 has 16 divisors (see below), whose sum is σ = 230930353500. Its totient is φ = 61460907840.

The previous prime is 123042335413. The next prime is 123042335459. The reversal of 123042335432 is 234533240321.

123042335432 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 122546204356 + 496131076 = 350066^2 + 22274^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7523807 + ... + 7540142.

Almost surely, 2^123042335432 is an apocalyptic number.

It is an amenable number.

123042335432 is a deficient number, since it is larger than the sum of its proper divisors (107888018068).

123042335432 is a wasteful number, since it uses less digits than its factorization.

123042335432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15064976 (or 15064972 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 123042335432 its reverse (234533240321), we get a palindrome (357575575753).

The spelling of 123042335432 in words is "one hundred twenty-three billion, forty-two million, three hundred thirty-five thousand, four hundred thirty-two".