500550909551 has 16 divisors (see below), whose sum is σ = 624536732160. Its totient is φ = 389743882080.

The previous prime is 500550909487. The next prime is 500550909553. The reversal of 500550909551 is 155909055005.

It is not a de Polignac number, because 500550909551 - 2⁶ = 500550909487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500550909553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2362676 + ... + 2565801.

It is an arithmetic number, because the mean of its divisors is an integer number (39033545760).

Almost surely, 2^500550909551 is an apocalyptic number.

500550909551 is a deficient number, since it is larger than the sum of its proper divisors (123985822609).

500550909551 is a wasteful number, since it uses less digits than its factorization.

500550909551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4929814.

The product of its (nonzero) digits is 253125, while the sum is 44.

The spelling of 500550909551 in words is "five hundred billion, five hundred fifty million, nine hundred nine thousand, five hundred fifty-one".