513430034481 has 240 divisors, whose sum is σ = 980269175424. Its totient is φ = 266162029056.

The previous prime is 513430034449. The next prime is 513430034497. The reversal of 513430034481 is 184430034315.

513430034481 is a `hidden beast` number, since 5 + 1 + 3 + 4 + 300 + 344 + 8 + 1 = 666.

It is not a de Polignac number, because 513430034481 - 2⁵ = 513430034449 is a prime.

It is a super-2 number, since 2×513430034481² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513430034081) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 1185750441 + ... + 1185750873.

Almost surely, 2^513430034481 is an apocalyptic number.

It is an amenable number.

513430034481 is a deficient number, since it is larger than the sum of its proper divisors (466839140943).

513430034481 is an frugal number, since it uses more digits than its factorization.

513430034481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 523 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 513430034481 its reverse (184430034315), we get a palindrome (697860068796).

The spelling of 513430034481 in words is "five hundred thirteen billion, four hundred thirty million, thirty-four thousand, four hundred eighty-one".