16446460047 has 4 divisors (see below), whose sum is σ = 21928613400. Its totient is φ = 10964306696.

The previous prime is 16446460033. The next prime is 16446460057. The reversal of 16446460047 is 74006464461.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74006464461 = 3 ⋅24668821487.

It is a cyclic number.

It is not a de Polignac number, because 16446460047 - 2⁴ = 16446460031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16446459990 and 16446460008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16446460057) 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, 2741076672 + ... + 2741076677.

It is an arithmetic number, because the mean of its divisors is an integer number (5482153350).

Almost surely, 2^16446460047 is an apocalyptic number.

16446460047 is a deficient number, since it is larger than the sum of its proper divisors (5482153353).

16446460047 is an equidigital number, since it uses as much as digits as its factorization.

16446460047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5482153352.

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 16446460047 in words is "sixteen billion, four hundred forty-six million, four hundred sixty thousand, forty-seven".