513641455235683 has 2 divisors, whose sum is σ = 513641455235684. Its totient is φ = 513641455235682.

The previous prime is 513641455235621. The next prime is 513641455235707. The reversal of 513641455235683 is 386532554146315.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513641455235683 - 2¹⁷ = 513641455104611 is a prime.

It is not a weakly prime, because it can be changed into another prime (513641455235383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256820727617841 + 256820727617842.

It is an arithmetic number, because the mean of its divisors is an integer number (256820727617842).

Almost surely, 2^{513641455235683} is an apocalyptic number.

513641455235683 is a deficient number, since it is larger than the sum of its proper divisors (1).

513641455235683 is an equidigital number, since it uses as much as digits as its factorization.

513641455235683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520000, while the sum is 61.

The spelling of 513641455235683 in words is "five hundred thirteen trillion, six hundred forty-one billion, four hundred fifty-five million, two hundred thirty-five thousand, six hundred eighty-three".