133682040406 has 8 divisors (see below), whose sum is σ = 200543470560. Its totient is φ = 66834216888.

The previous prime is 133682040391. The next prime is 133682040407. The reversal of 133682040406 is 604040286331.

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

It is a super-2 number, since 2×133682040406² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133682040407) 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, 3377061 + ... + 3416416.

It is an arithmetic number, because the mean of its divisors is an integer number (25067933820).

Almost surely, 2^133682040406 is an apocalyptic number.

133682040406 is a deficient number, since it is larger than the sum of its proper divisors (66861430154).

133682040406 is an equidigital number, since it uses as much as digits as its factorization.

133682040406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6803318.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 133682040406 in words is "one hundred thirty-three billion, six hundred eighty-two million, forty thousand, four hundred six".