16443533620146 has 32 divisors (see below), whose sum is σ = 34846002878400. Its totient is φ = 5155140494336.

The previous prime is 16443533620123. The next prime is 16443533620147. The reversal of 16443533620146 is 64102633534461.

It is a super-3 number, since 3×16443533620146³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 16443533620095 and 16443533620104.

It is not an unprimeable number, because it can be changed into a prime (16443533620147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56340471 + ... + 56631578.

It is an arithmetic number, because the mean of its divisors is an integer number (1088937589950).

Almost surely, 2^{16443533620146} is an apocalyptic number.

16443533620146 is an abundant number, since it is smaller than the sum of its proper divisors (18402469258254).

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

16443533620146 is a wasteful number, since it uses less digits than its factorization.

16443533620146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112973498.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 16443533620146 in words is "sixteen trillion, four hundred forty-three billion, five hundred thirty-three million, six hundred twenty thousand, one hundred forty-six".