550780055211 has 8 divisors (see below), whose sum is σ = 734400321424. Its totient is φ = 367173246240.

The previous prime is 550780055201. The next prime is 550780055219. The reversal of 550780055211 is 112550087055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550780055211 - 2¹³ = 550780047019 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 550780055211.

It is not an unprimeable number, because it can be changed into a prime (550780055219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3268420 + ... + 3432801.

It is an arithmetic number, because the mean of its divisors is an integer number (91800040178).

Almost surely, 2^550780055211 is an apocalyptic number.

550780055211 is a deficient number, since it is larger than the sum of its proper divisors (183620266213).

550780055211 is a wasteful number, since it uses less digits than its factorization.

550780055211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6728621.

The product of its (nonzero) digits is 70000, while the sum is 39.

The spelling of 550780055211 in words is "five hundred fifty billion, seven hundred eighty million, fifty-five thousand, two hundred eleven".