133466814667 has 12 divisors (see below), whose sum is σ = 143544206920. Its totient is φ = 123751946016.

The previous prime is 133466814643. The next prime is 133466814697. The reversal of 133466814667 is 766418664331.

It is not a de Polignac number, because 133466814667 - 2¹⁹ = 133466290379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133466814697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1548018 + ... + 1631959.

Almost surely, 2^133466814667 is an apocalyptic number.

133466814667 is a deficient number, since it is larger than the sum of its proper divisors (10077392253).

133466814667 is an equidigital number, since it uses as much as digits as its factorization.

133466814667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3180090 (or 3180043 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 55.

The spelling of 133466814667 in words is "one hundred thirty-three billion, four hundred sixty-six million, eight hundred fourteen thousand, six hundred sixty-seven".