500005611020 has 24 divisors (see below), whose sum is σ = 1050025367664. Its totient is φ = 199999656896.

The previous prime is 500005611011. The next prime is 500005611023. The reversal of 500005611020 is 20116500005.

It is a super-2 number, since 2×500005611020² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 500005610983 and 500005611001.

It is not an unprimeable number, because it can be changed into a prime (500005611023) 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, 2457422 + ... + 2653098.

It is an arithmetic number, because the mean of its divisors is an integer number (43751056986).

Almost surely, 2^500005611020 is an apocalyptic number.

It is an amenable number.

500005611020 is an abundant number, since it is smaller than the sum of its proper divisors (550019756644).

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

500005611020 is a wasteful number, since it uses less digits than its factorization.

500005611020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323449 (or 323447 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The spelling of 500005611020 in words is "five hundred billion, five million, six hundred eleven thousand, twenty".