550104555511 has 4 divisors (see below), whose sum is σ = 628690920592. Its totient is φ = 471518190432.

The previous prime is 550104555509. The next prime is 550104555529. The reversal of 550104555511 is 115555401055.

550104555511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 550104555511 - 2¹ = 550104555509 is a prime.

It is a super-2 number, since 2×550104555511² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550104552511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39293182530 + ... + 39293182543.

It is an arithmetic number, because the mean of its divisors is an integer number (157172730148).

Almost surely, 2^550104555511 is an apocalyptic number.

550104555511 is a deficient number, since it is larger than the sum of its proper divisors (78586365081).

550104555511 is an equidigital number, since it uses as much as digits as its factorization.

550104555511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78586365080.

The product of its (nonzero) digits is 62500, while the sum is 37.

Adding to 550104555511 its reverse (115555401055), we get a palindrome (665659956566).

The spelling of 550104555511 in words is "five hundred fifty billion, one hundred four million, five hundred fifty-five thousand, five hundred eleven".