550111243041 has 16 divisors (see below), whose sum is σ = 815142457920. Its totient is φ = 366667551360.

The previous prime is 550111243037. The next prime is 550111243081. The reversal of 550111243041 is 140342111055.

550111243041 is a `hidden beast` number, since 5 + 501 + 1 + 124 + 30 + 4 + 1 = 666.

It is not a de Polignac number, because 550111243041 - 2² = 550111243037 is a prime.

It is a super-2 number, since 2×550111243041² (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 junction number, because it is equal to n+sod(n) for n = 550111242996 and 550111243014.

It is not an unprimeable number, because it can be changed into a prime (550111243001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1897680 + ... + 2168273.

It is an arithmetic number, because the mean of its divisors is an integer number (50946403620).

Almost surely, 2^550111243041 is an apocalyptic number.

It is an amenable number.

550111243041 is a deficient number, since it is larger than the sum of its proper divisors (265031214879).

550111243041 is a wasteful number, since it uses less digits than its factorization.

550111243041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070973 (or 4070967 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 550111243041 its reverse (140342111055), we get a palindrome (690453354096).

The spelling of 550111243041 in words is "five hundred fifty billion, one hundred eleven million, two hundred forty-three thousand, forty-one".