505106172848 has 20 divisors (see below), whose sum is σ = 979535352600. Its totient is φ = 252322856064.

The previous prime is 505106172833. The next prime is 505106172871. The reversal of 505106172848 is 848271601505.

It is a super-2 number, since 2×505106172848² (a number of 24 digits) contains 22 as substring.

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, 14371298 + ... + 14406401.

It is an arithmetic number, because the mean of its divisors is an integer number (48976767630).

Almost surely, 2^505106172848 is an apocalyptic number.

It is an amenable number.

505106172848 is a deficient number, since it is larger than the sum of its proper divisors (474429179752).

505106172848 is a wasteful number, since it uses less digits than its factorization.

505106172848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28778804 (or 28778798 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 47.

The spelling of 505106172848 in words is "five hundred five billion, one hundred six million, one hundred seventy-two thousand, eight hundred forty-eight".