133523403441330 has 96 divisors (see below), whose sum is σ = 394703515840896. Its totient is φ = 28724362415616.

The previous prime is 133523403441289. The next prime is 133523403441343. The reversal of 133523403441330 is 33144304325331.

It is a happy number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2671511694 + ... + 2671561673.

It is an arithmetic number, because the mean of its divisors is an integer number (4111494956676).

Almost surely, 2^{133523403441330} is an apocalyptic number.

133523403441330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133523403441330 is an abundant number, since it is smaller than the sum of its proper divisors (261180112399566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133523403441330 is a wasteful number, since it uses less digits than its factorization.

133523403441330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5343073408 (or 5343073401 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 39.

Adding to 133523403441330 its reverse (33144304325331), we get a palindrome (166667707766661).

The spelling of 133523403441330 in words is "one hundred thirty-three trillion, five hundred twenty-three billion, four hundred three million, four hundred forty-one thousand, three hundred thirty".