120126181896 has 256 divisors, whose sum is σ = 390134169600. Its totient is φ = 33539692032.

The previous prime is 120126181873. The next prime is 120126181907. The reversal of 120126181896 is 698181621021.

It is a happy number.

120126181896 is a `hidden beast` number, since 1 + 2 + 0 + 12 + 618 + 18 + 9 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12860940 + ... + 12870276.

It is an arithmetic number, because the mean of its divisors is an integer number (1523961600).

Almost surely, 2^120126181896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120126181896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195067084800).

120126181896 is an abundant number, since it is smaller than the sum of its proper divisors (270007987704).

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

120126181896 is a wasteful number, since it uses less digits than its factorization.

120126181896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9553 (or 9543 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 45.

The spelling of 120126181896 in words is "one hundred twenty billion, one hundred twenty-six million, one hundred eighty-one thousand, eight hundred ninety-six".