513546213407 has 2 divisors, whose sum is σ = 513546213408. Its totient is φ = 513546213406.

The previous prime is 513546213403. The next prime is 513546213421. The reversal of 513546213407 is 704312645315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 513546213407 - 2² = 513546213403 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513546213403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256773106703 + 256773106704.

It is an arithmetic number, because the mean of its divisors is an integer number (256773106704).

Almost surely, 2^513546213407 is an apocalyptic number.

513546213407 is a deficient number, since it is larger than the sum of its proper divisors (1).

513546213407 is an equidigital number, since it uses as much as digits as its factorization.

513546213407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 513546213407 in words is "five hundred thirteen billion, five hundred forty-six million, two hundred thirteen thousand, four hundred seven".