512235664061 has 16 divisors (see below), whose sum is σ = 568346433408. Its totient is φ = 457781548800.

The previous prime is 512235664051. The next prime is 512235664063. The reversal of 512235664061 is 160466532215.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 512235664061 - 2¹⁸ = 512235401917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512235664063) 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, 1494800 + ... + 1805241.

It is an arithmetic number, because the mean of its divisors is an integer number (35521652088).

Almost surely, 2^512235664061 is an apocalyptic number.

It is an amenable number.

512235664061 is a deficient number, since it is larger than the sum of its proper divisors (56110769347).

512235664061 is a wasteful number, since it uses less digits than its factorization.

512235664061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300292.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 512235664061 in words is "five hundred twelve billion, two hundred thirty-five million, six hundred sixty-four thousand, sixty-one".