516156161566 has 8 divisors (see below), whose sum is σ = 807896600784. Its totient is φ = 246857294640.

The previous prime is 516156161539. The next prime is 516156161597. The reversal of 516156161566 is 665161651615.

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

It is a congruent number.

It is an unprimeable number.

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, 5610393015 + ... + 5610393106.

It is an arithmetic number, because the mean of its divisors is an integer number (100987075098).

Almost surely, 2^516156161566 is an apocalyptic number.

516156161566 is a deficient number, since it is larger than the sum of its proper divisors (291740439218).

516156161566 is a wasteful number, since it uses less digits than its factorization.

516156161566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11220786146.

The product of its digits is 972000, while the sum is 49.

The spelling of 516156161566 in words is "five hundred sixteen billion, one hundred fifty-six million, one hundred sixty-one thousand, five hundred sixty-six".