16473542544212 has 72 divisors (see below), whose sum is σ = 31727614364040. Its totient is φ = 7439830122240.

The previous prime is 16473542544181. The next prime is 16473542544241. The reversal of 16473542544212 is 21244524537461.

It can be written as a sum of positive squares in 4 ways, for example, as 9392323396 + 16464150220816 = 96914^2 + 4057604^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 673229114 + ... + 673253582.

Almost surely, 2^{16473542544212} is an apocalyptic number.

It is an amenable number.

16473542544212 is a deficient number, since it is larger than the sum of its proper divisors (15254071819828).

16473542544212 is a wasteful number, since it uses less digits than its factorization.

16473542544212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30441 (or 30392 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 50.

The spelling of 16473542544212 in words is "sixteen trillion, four hundred seventy-three billion, five hundred forty-two million, five hundred forty-four thousand, two hundred twelve".