123468712842 has 8 divisors (see below), whose sum is σ = 246937425696. Its totient is φ = 41156237612.

The previous prime is 123468712841. The next prime is 123468712879. The reversal of 123468712842 is 248217864321.

123468712842 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

123468712842 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 123468712791 and 123468712800.

It is not an unprimeable number, because it can be changed into a prime (123468712841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10289059398 + ... + 10289059409.

It is an arithmetic number, because the mean of its divisors is an integer number (30867178212).

Almost surely, 2^123468712842 is an apocalyptic number.

123468712842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

123468712842 is a wasteful number, since it uses less digits than its factorization.

123468712842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20578118812.

The product of its digits is 1032192, while the sum is 48.

The spelling of 123468712842 in words is "one hundred twenty-three billion, four hundred sixty-eight million, seven hundred twelve thousand, eight hundred forty-two".