506584394965 has 8 divisors (see below), whose sum is σ = 663165026208. Its totient is φ = 368425014480.

The previous prime is 506584394957. The next prime is 506584394989. The reversal of 506584394965 is 569493485605.

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

It is not a de Polignac number, because 506584394965 - 2³ = 506584394957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 506584394897 and 506584394906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4605312627 + ... + 4605312736.

It is an arithmetic number, because the mean of its divisors is an integer number (82895628276).

Almost surely, 2^506584394965 is an apocalyptic number.

506584394965 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

506584394965 is a deficient number, since it is larger than the sum of its proper divisors (156580631243).

506584394965 is a wasteful number, since it uses less digits than its factorization.

506584394965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9210625379.

The product of its (nonzero) digits is 139968000, while the sum is 64.

The spelling of 506584394965 in words is "five hundred six billion, five hundred eighty-four million, three hundred ninety-four thousand, nine hundred sixty-five".