133165242154623 has 32 divisors (see below), whose sum is σ = 203201997014016. Its totient is φ = 75988103862528.

The previous prime is 133165242154577. The next prime is 133165242154669. The reversal of 133165242154623 is 326451242561331.

It is an interprime number because it is at equal distance from previous prime (133165242154577) and next prime (133165242154669).

It is not a de Polignac number, because 133165242154623 - 2⁶ = 133165242154559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133165242104623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1201655965 + ... + 1201766777.

It is an arithmetic number, because the mean of its divisors is an integer number (6350062406688).

Almost surely, 2^{133165242154623} is an apocalyptic number.

133165242154623 is a deficient number, since it is larger than the sum of its proper divisors (70036754859393).

133165242154623 is a wasteful number, since it uses less digits than its factorization.

133165242154623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190263.

The product of its digits is 3110400, while the sum is 48.

The spelling of 133165242154623 in words is "one hundred thirty-three trillion, one hundred sixty-five billion, two hundred forty-two million, one hundred fifty-four thousand, six hundred twenty-three".