550045626511 has 4 divisors (see below), whose sum is σ = 559368433800. Its totient is φ = 540722819224.

The previous prime is 550045626509. The next prime is 550045626553. The reversal of 550045626511 is 115626540055.

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

It is a cyclic number.

It is not a de Polignac number, because 550045626511 - 2¹ = 550045626509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550045626811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4661403556 + ... + 4661403673.

It is an arithmetic number, because the mean of its divisors is an integer number (139842108450).

Almost surely, 2^550045626511 is an apocalyptic number.

550045626511 is a deficient number, since it is larger than the sum of its proper divisors (9322807289).

550045626511 is an equidigital number, since it uses as much as digits as its factorization.

550045626511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9322807288.

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 550045626511 in words is "five hundred fifty billion, forty-five million, six hundred twenty-six thousand, five hundred eleven".