123242430454404 has 72 divisors (see below), whose sum is σ = 305901204658560. Its totient is φ = 38610516033024.

The previous prime is 123242430454397. The next prime is 123242430454411. The reversal of 123242430454404 is 404454034242321.

It is an interprime number because it is at equal distance from previous prime (123242430454397) and next prime (123242430454411).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22219327 + ... + 27206310.

It is an arithmetic number, because the mean of its divisors is an integer number (4248627842480).

Almost surely, 2^{123242430454404} is an apocalyptic number.

It is an amenable number.

123242430454404 is an abundant number, since it is smaller than the sum of its proper divisors (182658774204156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123242430454404 is a wasteful number, since it uses less digits than its factorization.

123242430454404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49426397 (or 49426378 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 42.

Adding to 123242430454404 its reverse (404454034242321), we get a palindrome (527696464696725).

The spelling of 123242430454404 in words is "one hundred twenty-three trillion, two hundred forty-two billion, four hundred thirty million, four hundred fifty-four thousand, four hundred four".