511054305364 has 12 divisors (see below), whose sum is σ = 897166314324. Its totient is φ = 254721072704.

The previous prime is 511054305353. The next prime is 511054305379. The reversal of 511054305364 is 463503450115.

It can be written as a sum of positive squares in 2 ways, for example, as 136191997764 + 374862307600 = 369042^2 + 612260^2 .

It is a super-2 number, since 2×511054305364² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201518569 + ... + 201521104.

It is an arithmetic number, because the mean of its divisors is an integer number (74763859527).

Almost surely, 2^511054305364 is an apocalyptic number.

It is an amenable number.

511054305364 is a deficient number, since it is larger than the sum of its proper divisors (386112008960).

511054305364 is a wasteful number, since it uses less digits than its factorization.

511054305364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403039994 (or 403039992 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 511054305364 its reverse (463503450115), we get a palindrome (974557755479).

The spelling of 511054305364 in words is "five hundred eleven billion, fifty-four million, three hundred five thousand, three hundred sixty-four".