133820073005 has 8 divisors (see below), whose sum is σ = 162783870072. Its totient is φ = 105589536768.

The previous prime is 133820072987. The next prime is 133820073007. The reversal of 133820073005 is 500370028331.

It can be written as a sum of positive squares in 4 ways, for example, as 46584315556 + 87235757449 = 215834^2 + 295357^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 133820073005 - 2²⁰ = 133819024429 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 (133820073007) 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, 183314804 + ... + 183315533.

It is an arithmetic number, because the mean of its divisors is an integer number (20347983759).

Almost surely, 2^133820073005 is an apocalyptic number.

It is an amenable number.

133820073005 is a deficient number, since it is larger than the sum of its proper divisors (28963797067).

133820073005 is an equidigital number, since it uses as much as digits as its factorization.

133820073005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366630415.

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 133820073005 in words is "one hundred thirty-three billion, eight hundred twenty million, seventy-three thousand, five".