133684565486331 has 8 divisors (see below), whose sum is σ = 178246142438224. Its totient is φ = 89123016096000.

The previous prime is 133684565486291. The next prime is 133684565486347.

It is a happy number.

133684565486331 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 133684565486331 - 2⁹ = 133684565485819 is a prime.

It is a super-3 number, since 3×133684565486331³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133684565484331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11249331 + ... + 19847331.

It is an arithmetic number, because the mean of its divisors is an integer number (22280767804778).

Almost surely, 2^{133684565486331} is an apocalyptic number.

133684565486331 is a deficient number, since it is larger than the sum of its proper divisors (44561576951893).

133684565486331 is an equidigital number, since it uses as much as digits as its factorization.

133684565486331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13780781.

The product of its digits is 447897600, while the sum is 66.

The spelling of 133684565486331 in words is "one hundred thirty-three trillion, six hundred eighty-four billion, five hundred sixty-five million, four hundred eighty-six thousand, three hundred thirty-one".