12320601616620 has 288 divisors, whose sum is σ = 41488044998400. Its totient is φ = 2934659520000.

The previous prime is 12320601616619. The next prime is 12320601616633. The reversal of 12320601616620 is 2661610602321.

12320601616620 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 0 + 6 + 0 + 16 + 16 + 620 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 25962231 + ... + 26432529.

It is an arithmetic number, because the mean of its divisors is an integer number (144055711800).

Almost surely, 2^{12320601616620} is an apocalyptic number.

12320601616620 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 12320601616620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20744022499200).

12320601616620 is an abundant number, since it is smaller than the sum of its proper divisors (29167443381780).

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

12320601616620 is a wasteful number, since it uses less digits than its factorization.

12320601616620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470557 (or 470552 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 12320601616620 in words is "twelve trillion, three hundred twenty billion, six hundred one million, six hundred sixteen thousand, six hundred twenty".