16443081486000 has 960 divisors, whose sum is σ = 64631434323456. Its totient is φ = 4016428416000.

The previous prime is 16443081485993. The next prime is 16443081486043. The reversal of 16443081486000 is 68418034461.

16443081486000 is a `hidden beast` number, since 1 + 6 + 4 + 4 + 30 + 8 + 1 + 4 + 8 + 600 + 0 = 666.

It is a super-3 number, since 3×16443081486000³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 827648067 + ... + 827667933.

Almost surely, 2^{16443081486000} is an apocalyptic number.

16443081486000 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 16443081486000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32315717161728).

16443081486000 is an abundant number, since it is smaller than the sum of its proper divisors (48188352837456).

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

16443081486000 is a wasteful number, since it uses less digits than its factorization.

16443081486000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20049 (or 20021 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 16443081486000 in words is "sixteen trillion, four hundred forty-three billion, eighty-one million, four hundred eighty-six thousand".