133566214065061 has 4 divisors (see below), whose sum is σ = 133918631516800. Its totient is φ = 133213796613324.

The previous prime is 133566214065059. The next prime is 133566214065077. The reversal of 133566214065061 is 160560412665331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133566214065061 - 2¹ = 133566214065059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133566214064996 and 133566214065014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133566214035061) 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, 176208725301 + ... + 176208726058.

It is an arithmetic number, because the mean of its divisors is an integer number (33479657879200).

Almost surely, 2^{133566214065061} is an apocalyptic number.

It is an amenable number.

133566214065061 is a deficient number, since it is larger than the sum of its proper divisors (352417451739).

133566214065061 is an equidigital number, since it uses as much as digits as its factorization.

133566214065061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352417451738.

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 133566214065061 in words is "one hundred thirty-three trillion, five hundred sixty-six billion, two hundred fourteen million, sixty-five thousand, sixty-one".