506110105505 has 4 divisors (see below), whose sum is σ = 607332126612. Its totient is φ = 404888084400.

The previous prime is 506110105489. The next prime is 506110105519. The reversal of 506110105505 is 505501011605.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 342272971681 + 163837133824 = 585041^2 + 404768^2 .

It is not a de Polignac number, because 506110105505 - 2⁴ = 506110105489 is a prime.

It is a super-2 number, since 2×506110105505² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50611010546 + ... + 50611010555.

It is an arithmetic number, because the mean of its divisors is an integer number (151833031653).

Almost surely, 2^506110105505 is an apocalyptic number.

It is an amenable number.

506110105505 is a deficient number, since it is larger than the sum of its proper divisors (101222021107).

506110105505 is a wasteful number, since it uses less digits than its factorization.

506110105505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101222021106.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 506110105505 in words is "five hundred six billion, one hundred ten million, one hundred five thousand, five hundred five".