511412205464321 has 8 divisors (see below), whose sum is σ = 586643846950080. Its totient is φ = 436723752726288.

The previous prime is 511412205464299. The next prime is 511412205464411. The reversal of 511412205464321 is 123464502214115.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-511412205464321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (511412205463321) 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, 135797184911 + ... + 135797188676.

It is an arithmetic number, because the mean of its divisors is an integer number (73330480868760).

Almost surely, 2^{511412205464321} is an apocalyptic number.

It is an amenable number.

511412205464321 is a deficient number, since it is larger than the sum of its proper divisors (75231641485759).

511412205464321 is a wasteful number, since it uses less digits than its factorization.

511412205464321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271594373863.

The product of its (nonzero) digits is 230400, while the sum is 41.

Adding to 511412205464321 its reverse (123464502214115), we get a palindrome (634876707678436).

The spelling of 511412205464321 in words is "five hundred eleven trillion, four hundred twelve billion, two hundred five million, four hundred sixty-four thousand, three hundred twenty-one".