516655675054623 has 8 divisors (see below), whose sum is σ = 741864559052848. Its totient is φ = 317941953879744.

The previous prime is 516655675054621. The next prime is 516655675054633. The reversal of 516655675054623 is 326450576556615.

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

It is not a de Polignac number, because 516655675054623 - 2¹ = 516655675054621 is a prime.

It is a super-2 number, since 2×516655675054623² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516655675054621) 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, 6623790705790 + ... + 6623790705867.

It is an arithmetic number, because the mean of its divisors is an integer number (92733069881606).

Almost surely, 2^{516655675054623} is an apocalyptic number.

516655675054623 is a deficient number, since it is larger than the sum of its proper divisors (225208883998225).

516655675054623 is a wasteful number, since it uses less digits than its factorization.

516655675054623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13247581411673.

The product of its (nonzero) digits is 680400000, while the sum is 66.

The spelling of 516655675054623 in words is "five hundred sixteen trillion, six hundred fifty-five billion, six hundred seventy-five million, fifty-four thousand, six hundred twenty-three".