133673473434376 has 8 divisors (see below), whose sum is σ = 250637762689470. Its totient is φ = 66836736717184.

The previous prime is 133673473434367. The next prime is 133673473434439. The reversal of 133673473434376 is 673434374376331.

It can be written as a sum of positive squares in only one way, i.e., 129163906900900 + 4509566533476 = 11365030^2 + 2123574^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 8354592089641 + ... + 8354592089656.

Almost surely, 2^{133673473434376} is an apocalyptic number.

It is an amenable number.

133673473434376 is a deficient number, since it is larger than the sum of its proper divisors (116964289255094).

133673473434376 is a wasteful number, since it uses less digits than its factorization.

133673473434376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16709184179303 (or 16709184179299 counting only the distinct ones).

The product of its digits is 576108288, while the sum is 64.

The spelling of 133673473434376 in words is "one hundred thirty-three trillion, six hundred seventy-three billion, four hundred seventy-three million, four hundred thirty-four thousand, three hundred seventy-six".