550215453 has 8 divisors (see below), whose sum is σ = 765517248. Its totient is φ = 350861984.

The previous prime is 550215451. The next prime is 550215467. The reversal of 550215453 is 354512055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550215453 - 2¹ = 550215451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550215453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550215451) 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, 3987000 + ... + 3987137.

It is an arithmetic number, because the mean of its divisors is an integer number (95689656).

Almost surely, 2^550215453 is an apocalyptic number.

It is an amenable number.

550215453 is a deficient number, since it is larger than the sum of its proper divisors (215301795).

550215453 is a wasteful number, since it uses less digits than its factorization.

550215453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7974163.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 550215453 is about 23456.6718227459. The cubic root of 550215453 is about 819.4282416191.

The spelling of 550215453 in words is "five hundred fifty million, two hundred fifteen thousand, four hundred fifty-three".