516665600001 has 16 divisors (see below), whose sum is σ = 774652576320. Its totient is φ = 340293807360.

The previous prime is 516665599987. The next prime is 516665600027. The reversal of 516665600001 is 100006566615.

It is not a de Polignac number, because 516665600001 - 2⁷ = 516665599873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516665600081) 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 15 ways as a sum of consecutive naturals, for example, 115273440 + ... + 115277921.

It is an arithmetic number, because the mean of its divisors is an integer number (48415786020).

Almost surely, 2^516665600001 is an apocalyptic number.

It is an amenable number.

516665600001 is a deficient number, since it is larger than the sum of its proper divisors (257986976319).

516665600001 is a wasteful number, since it uses less digits than its factorization.

516665600001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230551453 (or 230551447 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 516665600001 in words is "five hundred sixteen billion, six hundred sixty-five million, six hundred thousand, one".