500555605506 has 96 divisors (see below), whose sum is σ = 1110078648000. Its totient is φ = 150352963200.

The previous prime is 500555605493. The next prime is 500555605541. The reversal of 500555605506 is 605506555005.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55056021 + ... + 55065111.

It is an arithmetic number, because the mean of its divisors is an integer number (11563319250).

Almost surely, 2^500555605506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500555605506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (555039324000).

500555605506 is an abundant number, since it is smaller than the sum of its proper divisors (609523042494).

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

500555605506 is a wasteful number, since it uses less digits than its factorization.

500555605506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9776 (or 9765 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 42.

The spelling of 500555605506 in words is "five hundred billion, five hundred fifty-five million, six hundred five thousand, five hundred six".