123432442004 has 12 divisors (see below), whose sum is σ = 227375551200. Its totient is φ = 58467998808.

The previous prime is 123432441997. The next prime is 123432442027. The reversal of 123432442004 is 400244234321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812055464 + ... + 812055615.

It is an arithmetic number, because the mean of its divisors is an integer number (18947962600).

Almost surely, 2^123432442004 is an apocalyptic number.

It is an amenable number.

123432442004 is a deficient number, since it is larger than the sum of its proper divisors (103943109196).

123432442004 is a wasteful number, since it uses less digits than its factorization.

123432442004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624111102 (or 1624111100 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 123432442004 its reverse (400244234321), we get a palindrome (523676676325).

The spelling of 123432442004 in words is "one hundred twenty-three billion, four hundred thirty-two million, four hundred forty-two thousand, four".