126480442068 has 144 divisors (see below), whose sum is σ = 356554336320. Its totient is φ = 37568904192.

The previous prime is 126480442021. The next prime is 126480442079. The reversal of 126480442068 is 860244084621.

126480442068 is a `hidden beast` number, since 12 + 64 + 80 + 442 + 0 + 68 = 666.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 37056730 + ... + 37060142.

It is an arithmetic number, because the mean of its divisors is an integer number (2476071780).

Almost surely, 2^126480442068 is an apocalyptic number.

126480442068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126480442068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178277168160).

126480442068 is an abundant number, since it is smaller than the sum of its proper divisors (230073894252).

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

126480442068 is a wasteful number, since it uses less digits than its factorization.

126480442068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6646 (or 6641 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 45.

The spelling of 126480442068 in words is "one hundred twenty-six billion, four hundred eighty million, four hundred forty-two thousand, sixty-eight".