513664005 has 16 divisors (see below), whose sum is σ = 824353344. Its totient is φ = 273123840.

The previous prime is 513663977. The next prime is 513664043. The reversal of 513664005 is 500466315.

It is not a de Polignac number, because 513664005 - 2⁷ = 513663877 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46764 + ... + 56693.

It is an arithmetic number, because the mean of its divisors is an integer number (51522084).

Almost surely, 2^513664005 is an apocalyptic number.

It is an amenable number.

513664005 is a deficient number, since it is larger than the sum of its proper divisors (310689339).

513664005 is a wasteful number, since it uses less digits than its factorization.

513664005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103796.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 513664005 is about 22664.1568340850. The cubic root of 513664005 is about 800.8657320679.

The spelling of 513664005 in words is "five hundred thirteen million, six hundred sixty-four thousand, five".