505352463565 has 8 divisors (see below), whose sum is σ = 606639320928. Its totient is φ = 404137727760.

The previous prime is 505352463559. The next prime is 505352463613. The reversal of 505352463565 is 565364253505.

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

It is not a de Polignac number, because 505352463565 - 2⁹ = 505352463053 is a prime.

It is a super-2 number, since 2×505352463565² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

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, 18014971 + ... + 18043000.

It is an arithmetic number, because the mean of its divisors is an integer number (75829915116).

Almost surely, 2^505352463565 is an apocalyptic number.

It is an amenable number.

505352463565 is a deficient number, since it is larger than the sum of its proper divisors (101286857363).

505352463565 is a wasteful number, since it uses less digits than its factorization.

505352463565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36060779.

The product of its (nonzero) digits is 8100000, while the sum is 49.

The spelling of 505352463565 in words is "five hundred five billion, three hundred fifty-two million, four hundred sixty-three thousand, five hundred sixty-five".