511125056252 has 12 divisors (see below), whose sum is σ = 894530379456. Its totient is φ = 255544947840.

The previous prime is 511125056251. The next prime is 511125056279. The reversal of 511125056252 is 252650521115.

It is a super-2 number, since 2×511125056252² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511125056251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4329548 + ... + 4446035.

It is an arithmetic number, because the mean of its divisors is an integer number (74544198288).

Almost surely, 2^511125056252 is an apocalyptic number.

It is an amenable number.

511125056252 is a deficient number, since it is larger than the sum of its proper divisors (383405323204).

511125056252 is a wasteful number, since it uses less digits than its factorization.

511125056252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8790148 (or 8790146 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

Adding to 511125056252 its reverse (252650521115), we get a palindrome (763775577367).

The spelling of 511125056252 in words is "five hundred eleven billion, one hundred twenty-five million, fifty-six thousand, two hundred fifty-two".