16552017004543 has 16 divisors (see below), whose sum is σ = 17484505549056. Its totient is φ = 15637368288960.

The previous prime is 16552017004517. The next prime is 16552017004571. The reversal of 16552017004543 is 34540071025561.

It is a cyclic number.

It is not a de Polignac number, because 16552017004543 - 2³⁷ = 16414578051071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16552017004543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16552017004643) 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, 5871571 + ... + 8220667.

It is an arithmetic number, because the mean of its divisors is an integer number (1092781596816).

Almost surely, 2^{16552017004543} is an apocalyptic number.

16552017004543 is a deficient number, since it is larger than the sum of its proper divisors (932488544513).

16552017004543 is a wasteful number, since it uses less digits than its factorization.

16552017004543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352894.

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 16552017004543 in words is "sixteen trillion, five hundred fifty-two billion, seventeen million, four thousand, five hundred forty-three".