511061100052 has 12 divisors (see below), whose sum is σ = 894451923316. Its totient is φ = 255503407680.

The previous prime is 511061100049. The next prime is 511061100091. The reversal of 511061100052 is 250001160115.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 256688142736 + 254372957316 = 506644^2 + 504354^2 .

It is a super-2 number, since 2×511061100052² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 511061099996 and 511061100032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6743193 + ... + 6818560.

Almost surely, 2^511061100052 is an apocalyptic number.

It is an amenable number.

511061100052 is a deficient number, since it is larger than the sum of its proper divisors (383390823264).

511061100052 is a wasteful number, since it uses less digits than its factorization.

511061100052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13571178 (or 13571176 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 22.

Adding to 511061100052 its reverse (250001160115), we get a palindrome (761062260167).

The spelling of 511061100052 in words is "five hundred eleven billion, sixty-one million, one hundred thousand, fifty-two".