664713413 has 16 divisors (see below), whose sum is σ = 866234880. Its totient is φ = 494989056.

The previous prime is 664713389. The next prime is 664713449. The reversal of 664713413 is 314317466.

It is a cyclic number.

It is not a de Polignac number, because 664713413 - 2⁶ = 664713349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664713013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213293 + ... + 216386.

It is an arithmetic number, because the mean of its divisors is an integer number (54139680).

Almost surely, 2^664713413 is an apocalyptic number.

It is an amenable number.

664713413 is a deficient number, since it is larger than the sum of its proper divisors (201521467).

664713413 is a wasteful number, since it uses less digits than its factorization.

664713413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429716.

The product of its digits is 36288, while the sum is 35.

The square root of 664713413 is about 25782.0366340598. The cubic root of 664713413 is about 872.7264680334.

The spelling of 664713413 in words is "six hundred sixty-four million, seven hundred thirteen thousand, four hundred thirteen".