550651061 has 4 divisors (see below), whose sum is σ = 551130624. Its totient is φ = 550171500.

The previous prime is 550651021. The next prime is 550651069. The reversal of 550651061 is 160156055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 550651061 - 2¹⁴ = 550634677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550651069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238055 + ... + 240356.

It is an arithmetic number, because the mean of its divisors is an integer number (137782656).

Almost surely, 2^550651061 is an apocalyptic number.

It is an amenable number.

550651061 is a deficient number, since it is larger than the sum of its proper divisors (479563).

550651061 is a wasteful number, since it uses less digits than its factorization.

550651061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479562.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 550651061 is about 23465.9553609053. The cubic root of 550651061 is about 819.6444328932.

The spelling of 550651061 in words is "five hundred fifty million, six hundred fifty-one thousand, sixty-one".