16006150561 has 4 divisors (see below), whose sum is σ = 16006617792. Its totient is φ = 16005683332.

The previous prime is 16006150543. The next prime is 16006150603. The reversal of 16006150561 is 16505160061.

16006150561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16006150561 - 2¹⁷ = 16006019489 is a prime.

It is a super-2 number, since 2×16006150561² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16006150261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177781 + ... + 252226.

It is an arithmetic number, because the mean of its divisors is an integer number (4001654448).

Almost surely, 2^16006150561 is an apocalyptic number.

It is an amenable number.

16006150561 is a deficient number, since it is larger than the sum of its proper divisors (467231).

16006150561 is an equidigital number, since it uses as much as digits as its factorization.

16006150561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467230.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 16006150561 in words is "sixteen billion, six million, one hundred fifty thousand, five hundred sixty-one".