550562578399 has 4 divisors (see below), whose sum is σ = 563366359336. Its totient is φ = 537758797464.

The previous prime is 550562578387. The next prime is 550562578427. The reversal of 550562578399 is 993875265055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550562578399 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 550562578399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550562578199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6401890404 + ... + 6401890489.

It is an arithmetic number, because the mean of its divisors is an integer number (140841589834).

Almost surely, 2^550562578399 is an apocalyptic number.

550562578399 is a deficient number, since it is larger than the sum of its proper divisors (12803780937).

550562578399 is a wasteful number, since it uses less digits than its factorization.

550562578399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12803780936.

The product of its (nonzero) digits is 102060000, while the sum is 64.

The spelling of 550562578399 in words is "five hundred fifty billion, five hundred sixty-two million, five hundred seventy-eight thousand, three hundred ninety-nine".