550040541111 has 64 divisors (see below), whose sum is σ = 838414195200. Its totient is φ = 356257440000.

The previous prime is 550040541079. The next prime is 550040541143. The reversal of 550040541111 is 111145040055.

550040541111 is a `hidden beast` number, since 5 + 5 + 0 + 0 + 4 + 0 + 541 + 111 = 666.

It is an interprime number because it is at equal distance from previous prime (550040541079) and next prime (550040541143).

It is not a de Polignac number, because 550040541111 - 2⁵ = 550040541079 is a prime.

It is a super-2 number, since 2×550040541111² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550040541181) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 244352736 + ... + 244354986.

It is an arithmetic number, because the mean of its divisors is an integer number (13100221800).

Almost surely, 2^550040541111 is an apocalyptic number.

550040541111 is a deficient number, since it is larger than the sum of its proper divisors (288373654089).

550040541111 is a wasteful number, since it uses less digits than its factorization.

550040541111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4077 (or 4071 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

Adding to 550040541111 its reverse (111145040055), we get a palindrome (661185581166).

The spelling of 550040541111 in words is "five hundred fifty billion, forty million, five hundred forty-one thousand, one hundred eleven".