16012063563 has 4 divisors (see below), whose sum is σ = 21349418088. Its totient is φ = 10674709040.

The previous prime is 16012063537. The next prime is 16012063577. The reversal of 16012063563 is 36536021061.

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

It is a cyclic number.

It is not a de Polignac number, because 16012063563 - 2⁵ = 16012063531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16012063763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2668677258 + ... + 2668677263.

It is an arithmetic number, because the mean of its divisors is an integer number (5337354522).

Almost surely, 2^16012063563 is an apocalyptic number.

16012063563 is a deficient number, since it is larger than the sum of its proper divisors (5337354525).

16012063563 is an equidigital number, since it uses as much as digits as its factorization.

16012063563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5337354524.

The product of its (nonzero) digits is 19440, while the sum is 33.

The spelling of 16012063563 in words is "sixteen billion, twelve million, sixty-three thousand, five hundred sixty-three".