13467407666 has 8 divisors (see below), whose sum is σ = 20204564124. Its totient is φ = 6732552960.

The previous prime is 13467407663. The next prime is 13467407699. The reversal of 13467407666 is 66670476431.

It can be written as a sum of positive squares in 2 ways, for example, as 12336767041 + 1130640625 = 111071^2 + 33625^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13467407663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560735 + ... + 584258.

Almost surely, 2^13467407666 is an apocalyptic number.

13467407666 is a deficient number, since it is larger than the sum of its proper divisors (6737156458).

13467407666 is a wasteful number, since it uses less digits than its factorization.

13467407666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150876.

The product of its (nonzero) digits is 3048192, while the sum is 50.

The spelling of 13467407666 in words is "thirteen billion, four hundred sixty-seven million, four hundred seven thousand, six hundred sixty-six".