550254524513 has 4 divisors (see below), whose sum is σ = 550272815508. Its totient is φ = 550236233520.

The previous prime is 550254524509. The next prime is 550254524537. The reversal of 550254524513 is 315425452055.

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

It can be written as a sum of positive squares in 2 ways, for example, as 304033137664 + 246221386849 = 551392^2 + 496207^2 .

It is a cyclic number.

It is not a de Polignac number, because 550254524513 - 2² = 550254524509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550254524563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9100298 + ... + 9160563.

It is an arithmetic number, because the mean of its divisors is an integer number (137568203877).

Almost surely, 2^550254524513 is an apocalyptic number.

It is an amenable number.

550254524513 is a deficient number, since it is larger than the sum of its proper divisors (18290995).

550254524513 is a wasteful number, since it uses less digits than its factorization.

550254524513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18290994.

The product of its (nonzero) digits is 600000, while the sum is 41.

Adding to 550254524513 its reverse (315425452055), we get a palindrome (865679976568).

The spelling of 550254524513 in words is "five hundred fifty billion, two hundred fifty-four million, five hundred twenty-four thousand, five hundred thirteen".