16564713350041 has 4 divisors (see below), whose sum is σ = 16566608418084. Its totient is φ = 16562818282000.

The previous prime is 16564713349993. The next prime is 16564713350083. The reversal of 16564713350041 is 14005331746561.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10124462154816 + 6440251195225 = 3181896^2 + 2537765^2 .

It is a cyclic number.

It is not a de Polignac number, because 16564713350041 - 2⁷ = 16564713349913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16564713349973 and 16564713350000.

It is not an unprimeable number, because it can be changed into a prime (16564713350641) by changing a digit.

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, 947520910 + ... + 947538391.

It is an arithmetic number, because the mean of its divisors is an integer number (4141652104521).

Almost surely, 2^{16564713350041} is an apocalyptic number.

It is an amenable number.

16564713350041 is a deficient number, since it is larger than the sum of its proper divisors (1895068043).

16564713350041 is an equidigital number, since it uses as much as digits as its factorization.

16564713350041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895068042.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 16564713350041 in words is "sixteen trillion, five hundred sixty-four billion, seven hundred thirteen million, three hundred fifty thousand, forty-one".