133451272466 has 16 divisors (see below), whose sum is σ = 205546161600. Its totient is φ = 64957845648.

The previous prime is 133451272459. The next prime is 133451272489. The reversal of 133451272466 is 664272154331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5477861 + ... + 5502168.

It is an arithmetic number, because the mean of its divisors is an integer number (12846635100).

Almost surely, 2^133451272466 is an apocalyptic number.

133451272466 is a deficient number, since it is larger than the sum of its proper divisors (72094889134).

133451272466 is a wasteful number, since it uses less digits than its factorization.

133451272466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10980193.

The product of its digits is 725760, while the sum is 44.

The spelling of 133451272466 in words is "one hundred thirty-three billion, four hundred fifty-one million, two hundred seventy-two thousand, four hundred sixty-six".