511034568853 has 8 divisors (see below), whose sum is σ = 512962148376. Its totient is φ = 509110617600.

The previous prime is 511034568827. The next prime is 511034568859. The reversal of 511034568853 is 358865430115.

It can be written as a sum of positive squares in 4 ways, for example, as 28097134884 + 482937433969 = 167622^2 + 694937^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-511034568853 is a prime.

It is a super-2 number, since 2×511034568853² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 511034568797 and 511034568806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511034568859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624676 + ... + 1188397.

It is an arithmetic number, because the mean of its divisors is an integer number (64120268547).

Almost surely, 2^511034568853 is an apocalyptic number.

It is an amenable number.

511034568853 is a deficient number, since it is larger than the sum of its proper divisors (1927579523).

511034568853 is a wasteful number, since it uses less digits than its factorization.

511034568853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814135.

The product of its (nonzero) digits is 1728000, while the sum is 49.

Adding to 511034568853 its reverse (358865430115), we get a palindrome (869899998968).

The spelling of 511034568853 in words is "five hundred eleven billion, thirty-four million, five hundred sixty-eight thousand, eight hundred fifty-three".