10664323506 has 12 divisors (see below), whose sum is σ = 23106034302. Its totient is φ = 3554774496.

The previous prime is 10664323459. The next prime is 10664323517. The reversal of 10664323506 is 60532346601.

10664323506 is a `hidden beast` number, since 1 + 0 + 6 + 643 + 2 + 3 + 5 + 0 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10109297025 + 555026481 = 100545^2 + 23559^2 .

It is a super-2 number, since 2×10664323506² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 296231191 + ... + 296231226.

Almost surely, 2^10664323506 is an apocalyptic number.

10664323506 is an abundant number, since it is smaller than the sum of its proper divisors (12441710796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10664323506 is a wasteful number, since it uses less digits than its factorization.

10664323506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592462425 (or 592462422 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 10664323506 in words is "ten billion, six hundred sixty-four million, three hundred twenty-three thousand, five hundred six".