500565055 has 4 divisors (see below), whose sum is σ = 600678072. Its totient is φ = 400452040.

The previous prime is 500565049. The next prime is 500565061. The reversal of 500565055 is 550565005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 550565005 = 5 ⋅110113001.

It is an interprime number because it is at equal distance from previous prime (500565049) and next prime (500565061).

It is not a de Polignac number, because 500565055 - 2⁷ = 500564927 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 50056501 + ... + 50056510.

It is an arithmetic number, because the mean of its divisors is an integer number (150169518).

Almost surely, 2^500565055 is an apocalyptic number.

500565055 is a deficient number, since it is larger than the sum of its proper divisors (100113017).

500565055 is a wasteful number, since it uses less digits than its factorization.

500565055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100113016.

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 500565055 is about 22373.3112211849. The cubic root of 500565055 is about 793.9994030582. Note that the first 3 decimals are identical.

The spelling of 500565055 in words is "five hundred million, five hundred sixty-five thousand, fifty-five".