511641127134346 has 32 divisors (see below), whose sum is σ = 844154704451520. Its totient is φ = 232562907509680.

The previous prime is 511641127134343. The next prime is 511641127134373. The reversal of 511641127134346 is 643431721146115.

It is a self number, because there is not a number n which added to its sum of digits gives 511641127134346.

It is not an unprimeable number, because it can be changed into a prime (511641127134343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656344500 + ... + 657123568.

It is an arithmetic number, because the mean of its divisors is an integer number (26379834514110).

Almost surely, 2^{511641127134346} is an apocalyptic number.

511641127134346 is a deficient number, since it is larger than the sum of its proper divisors (332513577317174).

511641127134346 is a wasteful number, since it uses less digits than its factorization.

511641127134346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025811 (or 1025789 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The spelling of 511641127134346 in words is "five hundred eleven trillion, six hundred forty-one billion, one hundred twenty-seven million, one hundred thirty-four thousand, three hundred forty-six".