550264861 has 4 divisors (see below), whose sum is σ = 561972672. Its totient is φ = 538557052.

The previous prime is 550264859. The next prime is 550264873. The reversal of 550264861 is 168462055.

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 550264861 - 2¹ = 550264859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550264861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550244861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5853835 + ... + 5853928.

It is an arithmetic number, because the mean of its divisors is an integer number (140493168).

Almost surely, 2^550264861 is an apocalyptic number.

It is an amenable number.

550264861 is a deficient number, since it is larger than the sum of its proper divisors (11707811).

550264861 is a wasteful number, since it uses less digits than its factorization.

550264861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11707810.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 550264861 is about 23457.7249749416. The cubic root of 550264861 is about 819.4527684347.

The spelling of 550264861 in words is "five hundred fifty million, two hundred sixty-four thousand, eight hundred sixty-one".