133464520566105 has 16 divisors (see below), whose sum is σ = 213543427930560. Its totient is φ = 71181012627008.

The previous prime is 133464520566101. The next prime is 133464520566119. The reversal of 133464520566105 is 501665025464331.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 133464520566105 - 2² = 133464520566101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133464520566101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16153774 + ... + 22975496.

It is an arithmetic number, because the mean of its divisors is an integer number (13346464245660).

Almost surely, 2^{133464520566105} is an apocalyptic number.

133464520566105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133464520566105 is a deficient number, since it is larger than the sum of its proper divisors (80078907364455).

133464520566105 is a wasteful number, since it uses less digits than its factorization.

133464520566105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8126040.

The product of its (nonzero) digits is 7776000, while the sum is 51.

The spelling of 133464520566105 in words is "one hundred thirty-three trillion, four hundred sixty-four billion, five hundred twenty million, five hundred sixty-six thousand, one hundred five".