133345444543331 has 16 divisors (see below), whose sum is σ = 137115783670656. Its totient is φ = 129599870400000.

The previous prime is 133345444543313. The next prime is 133345444543351.

133345444543331 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 133345444543331 - 2¹⁴ = 133345444526947 is a prime.

It is a super-2 number, since 2×133345444543331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133345444543331.

It is not an unprimeable number, because it can be changed into a prime (133345444543301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109403951 + ... + 110616071.

It is an arithmetic number, because the mean of its divisors is an integer number (8569736479416).

Almost surely, 2^{133345444543331} is an apocalyptic number.

133345444543331 is a deficient number, since it is larger than the sum of its proper divisors (3770339127325).

133345444543331 is a wasteful number, since it uses less digits than its factorization.

133345444543331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222334.

The product of its digits is 18662400, while the sum is 50.

The spelling of 133345444543331 in words is "one hundred thirty-three trillion, three hundred forty-five billion, four hundred forty-four million, five hundred forty-three thousand, three hundred thirty-one".