12014980128 has 90 divisors (see below), whose sum is σ = 35352142749. Its totient is φ = 4003133184.

The previous prime is 12014980057. The next prime is 12014980147. The reversal of 12014980128 is 82108941021.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 9149305104 + 2865675024 = 95652^2 + 53532^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=77508.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12014980092 and 12014980101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5579500 + ... + 5581652.

Almost surely, 2^12014980128 is an apocalyptic number.

12014980128 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 12014980128

12014980128 is an abundant number, since it is smaller than the sum of its proper divisors (23337162621).

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

12014980128 is an frugal number, since it uses more digits than its factorization.

12014980128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4328 (or 2158 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 36.

The spelling of 12014980128 in words is "twelve billion, fourteen million, nine hundred eighty thousand, one hundred twenty-eight".