506479345291 has 8 divisors (see below), whose sum is σ = 511531488000. Its totient is φ = 501429796392.

The previous prime is 506479345243. The next prime is 506479345303. The reversal of 506479345291 is 192543974605.

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 506479345291 - 2¹¹ = 506479343243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506479345241) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 254791 + ... + 1038208.

It is an arithmetic number, because the mean of its divisors is an integer number (63941436000).

Almost surely, 2^506479345291 is an apocalyptic number.

506479345291 is a deficient number, since it is larger than the sum of its proper divisors (5052142709).

506479345291 is a wasteful number, since it uses less digits than its factorization.

506479345291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296905.

The product of its (nonzero) digits is 8164800, while the sum is 55.

The spelling of 506479345291 in words is "five hundred six billion, four hundred seventy-nine million, three hundred forty-five thousand, two hundred ninety-one".