16551632050055 has 4 divisors (see below), whose sum is σ = 19861958460072. Its totient is φ = 13241305640040.

The previous prime is 16551632050033. The next prime is 16551632050061. The reversal of 16551632050055 is 55005023615561.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16551632050055 - 2¹⁰ = 16551632049031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16551632049988 and 16551632050015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1655163205001 + ... + 1655163205010.

It is an arithmetic number, because the mean of its divisors is an integer number (4965489615018).

Almost surely, 2^{16551632050055} is an apocalyptic number.

16551632050055 is a deficient number, since it is larger than the sum of its proper divisors (3310326410017).

16551632050055 is an equidigital number, since it uses as much as digits as its factorization.

16551632050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3310326410016.

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 16551632050055 in words is "sixteen trillion, five hundred fifty-one billion, six hundred thirty-two million, fifty thousand, fifty-five".