12016394598820 has 192 divisors, whose sum is σ = 26657682702336. Its totient is φ = 4544133096960.

The previous prime is 12016394598811. The next prime is 12016394598821. The reversal of 12016394598820 is 2889549361021.

It is a happy number.

It is a super-4 number, since 4×12016394598820⁴ (a number of 53 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (12016394598821) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3562522654 + ... + 3562526026.

It is an arithmetic number, because the mean of its divisors is an integer number (138842097408).

Almost surely, 2^{12016394598820} is an apocalyptic number.

12016394598820 is a gapful number since it is divisible by the number (10) 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 12016394598820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13328841351168).

12016394598820 is an abundant number, since it is smaller than the sum of its proper divisors (14641288103516).

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

12016394598820 is a wasteful number, since it uses less digits than its factorization.

12016394598820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4250 (or 4248 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 58.

The spelling of 12016394598820 in words is "twelve trillion, sixteen billion, three hundred ninety-four million, five hundred ninety-eight thousand, eight hundred twenty".