133316475994 has 8 divisors (see below), whose sum is σ = 215357384340. Its totient is φ = 61530681216.

The previous prime is 133316475979. The next prime is 133316476001. The reversal of 133316475994 is 499574613331.

It can be written as a sum of positive squares in 2 ways, for example, as 131235930225 + 2080545769 = 362265^2 + 45613^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2563778359 + ... + 2563778410.

Almost surely, 2^133316475994 is an apocalyptic number.

133316475994 is a deficient number, since it is larger than the sum of its proper divisors (82040908346).

133316475994 is a wasteful number, since it uses less digits than its factorization.

133316475994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127556784.

The product of its digits is 7348320, while the sum is 55.

The spelling of 133316475994 in words is "one hundred thirty-three billion, three hundred sixteen million, four hundred seventy-five thousand, nine hundred ninety-four".