505110000500 has 96 divisors (see below), whose sum is σ = 1263169759488. Its totient is φ = 172848816000.

The previous prime is 505110000443. The next prime is 505110000503. The reversal of 505110000500 is 5000011505.

It is a super-2 number, since 2×505110000500² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505110000503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1692530 + ... + 1968470.

It is an arithmetic number, because the mean of its divisors is an integer number (13158018328).

Almost surely, 2^505110000500 is an apocalyptic number.

505110000500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 505110000500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (631584879744).

505110000500 is an abundant number, since it is smaller than the sum of its proper divisors (758059758988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505110000500 is a wasteful number, since it uses less digits than its factorization.

505110000500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276490 (or 276478 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 17.

The spelling of 505110000500 in words is "five hundred five billion, one hundred ten million, five hundred", and thus it is an aban number.