550555511049 has 24 divisors (see below), whose sum is σ = 864783546120. Its totient is φ = 336110197248.

The previous prime is 550555511047. The next prime is 550555511081. The reversal of 550555511049 is 940115555055.

550555511049 is a `hidden beast` number, since 5 + 5 + 0 + 55 + 551 + 1 + 0 + 49 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 399986678025 + 150568833024 = 632445^2 + 388032^2 .

It is not a de Polignac number, because 550555511049 - 2¹ = 550555511047 is a prime.

It is a super-2 number, since 2×550555511049² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550555510995 and 550555511013.

It is not an unprimeable number, because it can be changed into a prime (550555511047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48621394 + ... + 48632715.

It is an arithmetic number, because the mean of its divisors is an integer number (36032647755).

Almost surely, 2^550555511049 is an apocalyptic number.

It is an amenable number.

550555511049 is a deficient number, since it is larger than the sum of its proper divisors (314228035071).

550555511049 is a wasteful number, since it uses less digits than its factorization.

550555511049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97254169 (or 97254166 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 45.

The spelling of 550555511049 in words is "five hundred fifty billion, five hundred fifty-five million, five hundred eleven thousand, forty-nine".