133643041440243 has 16 divisors (see below), whose sum is σ = 186629364506880. Its totient is φ = 84904840495904.

The previous prime is 133643041440239. The next prime is 133643041440269. The reversal of 133643041440243 is 342044140346331.

It is a cyclic number.

It is not a de Polignac number, because 133643041440243 - 2² = 133643041440239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133643041440195 and 133643041440204.

It is not an unprimeable number, because it can be changed into a prime (133643041440043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3600084921 + ... + 3600122042.

It is an arithmetic number, because the mean of its divisors is an integer number (11664335281680).

Almost surely, 2^{133643041440243} is an apocalyptic number.

133643041440243 is a deficient number, since it is larger than the sum of its proper divisors (52986323066637).

133643041440243 is a wasteful number, since it uses less digits than its factorization.

133643041440243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7200207258.

The product of its (nonzero) digits is 995328, while the sum is 42.

Adding to 133643041440243 its reverse (342044140346331), we get a palindrome (475687181786574).

The spelling of 133643041440243 in words is "one hundred thirty-three trillion, six hundred forty-three billion, forty-one million, four hundred forty thousand, two hundred forty-three".