16550216515562 has 8 divisors (see below), whose sum is σ = 24825905298756. Its totient is φ = 8274914749312.

The previous prime is 16550216515549. The next prime is 16550216515577. The reversal of 16550216515562 is 26551561205561.

It can be written as a sum of positive squares in 2 ways, for example, as 16420738167001 + 129478348561 = 4052251^2 + 359831^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 16550216515562.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96647303 + ... + 96818394.

Almost surely, 2^{16550216515562} is an apocalyptic number.

16550216515562 is a deficient number, since it is larger than the sum of its proper divisors (8275688783194).

16550216515562 is a wasteful number, since it uses less digits than its factorization.

16550216515562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193508472.

The product of its (nonzero) digits is 2700000, while the sum is 50.

The spelling of 16550216515562 in words is "sixteen trillion, five hundred fifty billion, two hundred sixteen million, five hundred fifteen thousand, five hundred sixty-two".