505510606523 has 8 divisors (see below), whose sum is σ = 551287128000. Its totient is φ = 460718526528.

The previous prime is 505510606481. The next prime is 505510606547. The reversal of 505510606523 is 325606015505.

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

It is not a de Polignac number, because 505510606523 - 2¹² = 505510602427 is a prime.

It is a super-3 number, since 3×505510606523³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505510606553) 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, 246109298 + ... + 246111351.

It is an arithmetic number, because the mean of its divisors is an integer number (68910891000).

Almost surely, 2^505510606523 is an apocalyptic number.

505510606523 is a deficient number, since it is larger than the sum of its proper divisors (45776521477).

505510606523 is a wasteful number, since it uses less digits than its factorization.

505510606523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492220741.

The product of its (nonzero) digits is 135000, while the sum is 38.

The spelling of 505510606523 in words is "five hundred five billion, five hundred ten million, six hundred six thousand, five hundred twenty-three".