549889803724 has 6 divisors (see below), whose sum is σ = 962307156524. Its totient is φ = 274944901860.

The previous prime is 549889803713. The next prime is 549889803809. The reversal of 549889803724 is 427308988945.

It is a self number, because there is not a number n which added to its sum of digits gives 549889803724.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68736225462 + ... + 68736225469.

Almost surely, 2^549889803724 is an apocalyptic number.

It is an amenable number.

549889803724 is a deficient number, since it is larger than the sum of its proper divisors (412417352800).

549889803724 is a wasteful number, since it uses less digits than its factorization.

549889803724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137472450935 (or 137472450933 counting only the distinct ones).

The product of its (nonzero) digits is 139345920, while the sum is 67.

The spelling of 549889803724 in words is "five hundred forty-nine billion, eight hundred eighty-nine million, eight hundred three thousand, seven hundred twenty-four".