664113411 has 24 divisors (see below), whose sum is σ = 1071332080. Its totient is φ = 408683232.

The previous prime is 664113397. The next prime is 664113451. The reversal of 664113411 is 114311466.

664113411 is a `hidden beast` number, since 6 + 641 + 1 + 3 + 4 + 11 = 666.

It is not a de Polignac number, because 664113411 - 2⁵ = 664113379 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (664113451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101956 + ... + 108273.

Almost surely, 2^664113411 is an apocalyptic number.

664113411 is a deficient number, since it is larger than the sum of its proper divisors (407218669).

664113411 is a wasteful number, since it uses less digits than its factorization.

664113411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210257 (or 210245 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 664113411 is about 25770.3979596746. The cubic root of 664113411 is about 872.4638008205.

Adding to 664113411 its reverse (114311466), we get a palindrome (778424877).

The spelling of 664113411 in words is "six hundred sixty-four million, one hundred thirteen thousand, four hundred eleven".