549286224621 has 32 divisors (see below), whose sum is σ = 754773465600. Its totient is φ = 355118836800.

The previous prime is 549286224593. The next prime is 549286224623. The reversal of 549286224621 is 126422682945.

It is a happy number.

It is not a de Polignac number, because 549286224621 - 2²⁵ = 549252670189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549286224623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57869686 + ... + 57879176.

It is an arithmetic number, because the mean of its divisors is an integer number (23586670800).

Almost surely, 2^549286224621 is an apocalyptic number.

It is an amenable number.

549286224621 is a deficient number, since it is larger than the sum of its proper divisors (205487240979).

549286224621 is a wasteful number, since it uses less digits than its factorization.

549286224621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12697.

The product of its digits is 3317760, while the sum is 51.

The spelling of 549286224621 in words is "five hundred forty-nine billion, two hundred eighty-six million, two hundred twenty-four thousand, six hundred twenty-one".