500555505550 has 48 divisors (see below), whose sum is σ = 971746634592. Its totient is φ = 191470822400.

The previous prime is 500555505539. The next prime is 500555505617. The reversal of 500555505550 is 55505555005.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4937370 + ... + 5037730.

It is an arithmetic number, because the mean of its divisors is an integer number (20244721554).

Almost surely, 2^500555505550 is an apocalyptic number.

500555505550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

500555505550 is a deficient number, since it is larger than the sum of its proper divisors (471191129042).

500555505550 is a wasteful number, since it uses less digits than its factorization.

500555505550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104733 (or 104728 counting only the distinct ones).

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 500555505550 in words is "five hundred billion, five hundred fifty-five million, five hundred five thousand, five hundred fifty".