550004597549 has 16 divisors (see below), whose sum is σ = 600885872640. Its totient is φ = 499270533360.

The previous prime is 550004597539. The next prime is 550004597587. The reversal of 550004597549 is 945795400055.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550004597549 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 550004597549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550004597509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35341832 + ... + 35357390.

It is an arithmetic number, because the mean of its divisors is an integer number (37555367040).

Almost surely, 2^550004597549 is an apocalyptic number.

It is an amenable number.

550004597549 is a deficient number, since it is larger than the sum of its proper divisors (50881275091).

550004597549 is a wasteful number, since it uses less digits than its factorization.

550004597549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20080.

The product of its (nonzero) digits is 5670000, while the sum is 53.

The spelling of 550004597549 in words is "five hundred fifty billion, four million, five hundred ninety-seven thousand, five hundred forty-nine".