511212340132 has 24 divisors (see below), whose sum is σ = 1005327279936. Its totient is φ = 225685714848.

The previous prime is 511212340123. The next prime is 511212340169. The reversal of 511212340132 is 231043212115.

It is a super-2 number, since 2×511212340132² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 511212340097 and 511212340106.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 213716338 + ... + 213718729.

It is an arithmetic number, because the mean of its divisors is an integer number (41888636664).

Almost surely, 2^511212340132 is an apocalyptic number.

511212340132 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

511212340132 is a deficient number, since it is larger than the sum of its proper divisors (494114939804).

511212340132 is a wasteful number, since it uses less digits than its factorization.

511212340132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427435107 (or 427435105 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 511212340132 its reverse (231043212115), we get a palindrome (742255552247).

The spelling of 511212340132 in words is "five hundred eleven billion, two hundred twelve million, three hundred forty thousand, one hundred thirty-two".