133538640067407 has 8 divisors (see below), whose sum is σ = 178528870011184. Its totient is φ = 88787085084288.

The previous prime is 133538640067381. The next prime is 133538640067411. The reversal of 133538640067407 is 704760046835331.

It is a happy number.

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

It is not a de Polignac number, because 133538640067407 - 2¹⁴ = 133538640051023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133538640067487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59668738858 + ... + 59668741095.

It is an arithmetic number, because the mean of its divisors is an integer number (22316108751398).

Almost surely, 2^{133538640067407} is an apocalyptic number.

133538640067407 is a deficient number, since it is larger than the sum of its proper divisors (44990229943777).

133538640067407 is a wasteful number, since it uses less digits than its factorization.

133538640067407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119337480329.

The product of its (nonzero) digits is 30481920, while the sum is 57.

The spelling of 133538640067407 in words is "one hundred thirty-three trillion, five hundred thirty-eight billion, six hundred forty million, sixty-seven thousand, four hundred seven".