512242422154321 has 8 divisors (see below), whose sum is σ = 512867006256384. Its totient is φ = 511617850579920.

The previous prime is 512242422154313. The next prime is 512242422154373. The reversal of 512242422154321 is 123451224242215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 512242422154321 - 2³ = 512242422154313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (512242422154301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80041351 + ... + 86203843.

It is an arithmetic number, because the mean of its divisors is an integer number (64108375782048).

Almost surely, 2^{512242422154321} is an apocalyptic number.

It is an amenable number.

512242422154321 is a deficient number, since it is larger than the sum of its proper divisors (624584102063).

512242422154321 is a wasteful number, since it uses less digits than its factorization.

512242422154321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263831.

The product of its digits is 307200, while the sum is 40.

Adding to 512242422154321 its reverse (123451224242215), we get a palindrome (635693646396536).

The spelling of 512242422154321 in words is "five hundred twelve trillion, two hundred forty-two billion, four hundred twenty-two million, one hundred fifty-four thousand, three hundred twenty-one".