16149466206720 has 1920 divisors, whose sum is σ = 73596980920320. Its totient is φ = 3173052579840.

The previous prime is 16149466206557. The next prime is 16149466206721. The reversal of 16149466206720 is 2760266494161.

16149466206720 is a `hidden beast` number, since 1 + 6 + 1 + 4 + 9 + 4 + 6 + 620 + 6 + 7 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1920).

It is not an unprimeable number, because it can be changed into a prime (16149466206721) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3631539537 + ... + 3631543983.

It is an arithmetic number, because the mean of its divisors is an integer number (38331760896).

Almost surely, 2^{16149466206720} is an apocalyptic number.

16149466206720 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 16149466206720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36798490460160).

16149466206720 is an abundant number, since it is smaller than the sum of its proper divisors (57447514713600).

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

16149466206720 is a wasteful number, since it uses less digits than its factorization.

16149466206720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4606 (or 4587 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 16149466206720 in words is "sixteen trillion, one hundred forty-nine billion, four hundred sixty-six million, two hundred six thousand, seven hundred twenty".