133326623331 has 24 divisors (see below), whose sum is σ = 211015980864. Its totient is φ = 80448035760.

The previous prime is 133326623303. The next prime is 133326623347.

133326623331 is a `hidden beast` number, since 1 + 3 + 3 + 3 + 26 + 623 + 3 + 3 + 1 = 666.

133326623331 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 133326623331 - 2¹⁰ = 133326622307 is a prime.

It is a super-2 number, since 2×133326623331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133326623371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2943901 + ... + 2988846.

It is an arithmetic number, because the mean of its divisors is an integer number (8792332536).

Almost surely, 2^133326623331 is an apocalyptic number.

133326623331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133326623331 is a deficient number, since it is larger than the sum of its proper divisors (77689357533).

133326623331 is a wasteful number, since it uses less digits than its factorization.

133326623331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5932991 (or 5932988 counting only the distinct ones).

The product of its digits is 104976, while the sum is 36.

It can be divided in two parts, 133326 and 623331, that added together give a palindrome (756657).

The spelling of 133326623331 in words is "one hundred thirty-three billion, three hundred twenty-six million, six hundred twenty-three thousand, three hundred thirty-one".