513661030334 has 16 divisors (see below), whose sum is σ = 776663728128. Its totient is φ = 254773669752.

The previous prime is 513661030297. The next prime is 513661030373. The reversal of 513661030334 is 433030166315.

It is a junction number, because it is equal to n+sod(n) for n = 513661030294 and 513661030303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1792739 + ... + 2059425.

It is an arithmetic number, because the mean of its divisors is an integer number (48541483008).

Almost surely, 2^513661030334 is an apocalyptic number.

513661030334 is a deficient number, since it is larger than the sum of its proper divisors (263002697794).

513661030334 is a wasteful number, since it uses less digits than its factorization.

513661030334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274399.

The product of its (nonzero) digits is 58320, while the sum is 35.

Adding to 513661030334 its reverse (433030166315), we get a palindrome (946691196649).

The spelling of 513661030334 in words is "five hundred thirteen billion, six hundred sixty-one million, thirty thousand, three hundred thirty-four".