516655520607 has 8 divisors (see below), whose sum is σ = 688877782576. Its totient is φ = 344435136192.

The previous prime is 516655520567. The next prime is 516655520639. The reversal of 516655520607 is 706025556615.

It is a happy number.

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

It is not a de Polignac number, because 516655520607 - 2¹¹ = 516655518559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516655520807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405813 + ... + 1094529.

It is an arithmetic number, because the mean of its divisors is an integer number (86109722822).

Almost surely, 2^516655520607 is an apocalyptic number.

516655520607 is a deficient number, since it is larger than the sum of its proper divisors (172222261969).

516655520607 is a wasteful number, since it uses less digits than its factorization.

516655520607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938777.

The product of its (nonzero) digits is 1890000, while the sum is 48.

The spelling of 516655520607 in words is "five hundred sixteen billion, six hundred fifty-five million, five hundred twenty thousand, six hundred seven".