516403305161 has 8 divisors (see below), whose sum is σ = 517918349760. Its totient is φ = 514888415568.

The previous prime is 516403305151. The next prime is 516403305163. The reversal of 516403305161 is 161503304615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 516403305161 - 2⁶ = 516403305097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516403305163) 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 7 ways as a sum of consecutive naturals, for example, 13276580 + ... + 13315418.

It is an arithmetic number, because the mean of its divisors is an integer number (64739793720).

Almost surely, 2^516403305161 is an apocalyptic number.

It is an amenable number.

516403305161 is a deficient number, since it is larger than the sum of its proper divisors (1515044599).

516403305161 is a wasteful number, since it uses less digits than its factorization.

516403305161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77503.

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 516403305161 its reverse (161503304615), we get a palindrome (677906609776).

The spelling of 516403305161 in words is "five hundred sixteen billion, four hundred three million, three hundred five thousand, one hundred sixty-one".