16021486473 has 4 divisors (see below), whose sum is σ = 21361981968. Its totient is φ = 10680990980.

The previous prime is 16021486447. The next prime is 16021486493. The reversal of 16021486473 is 37468412061.

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 16021486473 - 2¹⁰ = 16021485449 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16021486493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2670247743 + ... + 2670247748.

It is an arithmetic number, because the mean of its divisors is an integer number (5340495492).

Almost surely, 2^16021486473 is an apocalyptic number.

It is an amenable number.

16021486473 is a deficient number, since it is larger than the sum of its proper divisors (5340495495).

16021486473 is an equidigital number, since it uses as much as digits as its factorization.

16021486473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5340495494.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 16021486473 in words is "sixteen billion, twenty-one million, four hundred eighty-six thousand, four hundred seventy-three".