133533244442523 has 8 divisors (see below), whose sum is σ = 182184891642688. Its totient is φ = 86951880102024.

The previous prime is 133533244442491. The next prime is 133533244442537. The reversal of 133533244442523 is 325244442335331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133533244442523 - 2⁵ = 133533244442491 is a prime.

It is a super-2 number, since 2×133533244442523² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133533244442573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517570714765 + ... + 517570715022.

It is an arithmetic number, because the mean of its divisors is an integer number (22773111455336).

Almost surely, 2^{133533244442523} is an apocalyptic number.

133533244442523 is a deficient number, since it is larger than the sum of its proper divisors (48651647200165).

133533244442523 is a wasteful number, since it uses less digits than its factorization.

133533244442523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035141429833.

The product of its digits is 12441600, while the sum is 48.

Adding to 133533244442523 its reverse (325244442335331), we get a palindrome (458777686777854).

The spelling of 133533244442523 in words is "one hundred thirty-three trillion, five hundred thirty-three billion, two hundred forty-four million, four hundred forty-two thousand, five hundred twenty-three".